diff --git a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/inheritorsProvider/FirIdeNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGenerated.java b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/inheritorsProvider/FirIdeNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGenerated.java
index be9676a785a..c82499124e3 100644
--- a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/inheritorsProvider/FirIdeNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGenerated.java
+++ b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/inheritorsProvider/FirIdeNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGenerated.java
@@ -63,6 +63,24 @@ public class FirIdeNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGen
     runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassSameModule.kt");
   }
 
+  @Test
+  @TestMetadata("sealedClassTypeAliasedFromDependency.kt")
+  public void testSealedClassTypeAliasedFromDependency() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedClassTypeAliasedFromLibrary.kt")
+  public void testSealedClassTypeAliasedFromLibrary() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedClassTypeAliasedSameModule.kt")
+  public void testSealedClassTypeAliasedSameModule() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.kt");
+  }
+
   @Test
   @TestMetadata("sealedInterfaceFromDependency.kt")
   public void testSealedInterfaceFromDependency() {
@@ -80,4 +98,22 @@ public class FirIdeNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGen
   public void testSealedInterfaceSameModule() {
     runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceSameModule.kt");
   }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedFromDependency.kt")
+  public void testSealedInterfaceTypeAliasedFromDependency() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedFromLibrary.kt")
+  public void testSealedInterfaceTypeAliasedFromLibrary() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedSameModule.kt")
+  public void testSealedInterfaceTypeAliasedSameModule() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.kt");
+  }
 }
diff --git a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/inheritorsProvider/FirIdeNormalAnalysisSourceModuleSealedInheritorsTestGenerated.java b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/inheritorsProvider/FirIdeNormalAnalysisSourceModuleSealedInheritorsTestGenerated.java
index 79cf073ba5e..ec1413b10b5 100644
--- a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/inheritorsProvider/FirIdeNormalAnalysisSourceModuleSealedInheritorsTestGenerated.java
+++ b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/inheritorsProvider/FirIdeNormalAnalysisSourceModuleSealedInheritorsTestGenerated.java
@@ -63,6 +63,24 @@ public class FirIdeNormalAnalysisSourceModuleSealedInheritorsTestGenerated exten
     runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassSameModule.kt");
   }
 
+  @Test
+  @TestMetadata("sealedClassTypeAliasedFromDependency.kt")
+  public void testSealedClassTypeAliasedFromDependency() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedClassTypeAliasedFromLibrary.kt")
+  public void testSealedClassTypeAliasedFromLibrary() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedClassTypeAliasedSameModule.kt")
+  public void testSealedClassTypeAliasedSameModule() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.kt");
+  }
+
   @Test
   @TestMetadata("sealedInterfaceFromDependency.kt")
   public void testSealedInterfaceFromDependency() {
@@ -80,4 +98,22 @@ public class FirIdeNormalAnalysisSourceModuleSealedInheritorsTestGenerated exten
   public void testSealedInterfaceSameModule() {
     runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceSameModule.kt");
   }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedFromDependency.kt")
+  public void testSealedInterfaceTypeAliasedFromDependency() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedFromLibrary.kt")
+  public void testSealedInterfaceTypeAliasedFromLibrary() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedSameModule.kt")
+  public void testSealedInterfaceTypeAliasedSameModule() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.kt");
+  }
 }
diff --git a/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/inheritorsProvider/FirStandaloneNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGenerated.java b/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/inheritorsProvider/FirStandaloneNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGenerated.java
index 10b7cf2d5e4..4467800e636 100644
--- a/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/inheritorsProvider/FirStandaloneNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGenerated.java
+++ b/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/inheritorsProvider/FirStandaloneNormalAnalysisSourceModuleDanglingFileSealedInheritorsTestGenerated.java
@@ -63,6 +63,24 @@ public class FirStandaloneNormalAnalysisSourceModuleDanglingFileSealedInheritors
     runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassSameModule.kt");
   }
 
+  @Test
+  @TestMetadata("sealedClassTypeAliasedFromDependency.kt")
+  public void testSealedClassTypeAliasedFromDependency() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedClassTypeAliasedFromLibrary.kt")
+  public void testSealedClassTypeAliasedFromLibrary() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedClassTypeAliasedSameModule.kt")
+  public void testSealedClassTypeAliasedSameModule() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.kt");
+  }
+
   @Test
   @TestMetadata("sealedInterfaceFromDependency.kt")
   public void testSealedInterfaceFromDependency() {
@@ -80,4 +98,22 @@ public class FirStandaloneNormalAnalysisSourceModuleDanglingFileSealedInheritors
   public void testSealedInterfaceSameModule() {
     runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceSameModule.kt");
   }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedFromDependency.kt")
+  public void testSealedInterfaceTypeAliasedFromDependency() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedFromLibrary.kt")
+  public void testSealedInterfaceTypeAliasedFromLibrary() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedSameModule.kt")
+  public void testSealedInterfaceTypeAliasedSameModule() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.kt");
+  }
 }
diff --git a/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/inheritorsProvider/FirStandaloneNormalAnalysisSourceModuleSealedInheritorsTestGenerated.java b/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/inheritorsProvider/FirStandaloneNormalAnalysisSourceModuleSealedInheritorsTestGenerated.java
index 88c21dd29b1..d2ac0327d3e 100644
--- a/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/inheritorsProvider/FirStandaloneNormalAnalysisSourceModuleSealedInheritorsTestGenerated.java
+++ b/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/inheritorsProvider/FirStandaloneNormalAnalysisSourceModuleSealedInheritorsTestGenerated.java
@@ -63,6 +63,24 @@ public class FirStandaloneNormalAnalysisSourceModuleSealedInheritorsTestGenerate
     runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassSameModule.kt");
   }
 
+  @Test
+  @TestMetadata("sealedClassTypeAliasedFromDependency.kt")
+  public void testSealedClassTypeAliasedFromDependency() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedClassTypeAliasedFromLibrary.kt")
+  public void testSealedClassTypeAliasedFromLibrary() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedClassTypeAliasedSameModule.kt")
+  public void testSealedClassTypeAliasedSameModule() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.kt");
+  }
+
   @Test
   @TestMetadata("sealedInterfaceFromDependency.kt")
   public void testSealedInterfaceFromDependency() {
@@ -80,4 +98,22 @@ public class FirStandaloneNormalAnalysisSourceModuleSealedInheritorsTestGenerate
   public void testSealedInterfaceSameModule() {
     runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceSameModule.kt");
   }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedFromDependency.kt")
+  public void testSealedInterfaceTypeAliasedFromDependency() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedFromLibrary.kt")
+  public void testSealedInterfaceTypeAliasedFromLibrary() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.kt");
+  }
+
+  @Test
+  @TestMetadata("sealedInterfaceTypeAliasedSameModule.kt")
+  public void testSealedInterfaceTypeAliasedSameModule() {
+    runTest("analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.kt");
+  }
 }
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.kt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.kt
new file mode 100644
index 00000000000..e8f6efe076b
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.kt
@@ -0,0 +1,15 @@
+// MODULE: dependency
+// FILE: MySealedClass.kt
+sealed class MySealedClass
+
+typealias T1 = MySealedClass
+typealias T2 = T1
+
+class OneSealedChild : MySealedClass()
+class TwoSealedChild : T1()
+class ThreeSealedChild : T2()
+
+// MODULE: main(dependency)
+// FILE: main.kt
+
+// class: MySealedClass
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.txt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.txt
new file mode 100644
index 00000000000..f6bd7271ee1
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromDependency.txt
@@ -0,0 +1,2 @@
+/OneSealedChild
+class OneSealedChild : MySealedClass()
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.kt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.kt
new file mode 100644
index 00000000000..f1181dd879c
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.kt
@@ -0,0 +1,16 @@
+// MODULE: lib
+// MODULE_KIND: LibraryBinary
+// FILE: MySealedClass.kt
+sealed class MySealedClass
+
+typealias T1 = MySealedClass
+typealias T2 = T1
+
+class OneSealedChild : MySealedClass()
+class TwoSealedChild : T1()
+class ThreeSealedChild : T2()
+
+// MODULE: main(lib)
+// FILE: main.kt
+
+// class: MySealedClass
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.txt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.txt
new file mode 100644
index 00000000000..d8fcce1101f
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedFromLibrary.txt
@@ -0,0 +1,8 @@
+/OneSealedChild
+class OneSealedChild : MySealedClass()
+
+/ThreeSealedChild
+class ThreeSealedChild : MySealedClass()
+
+/TwoSealedChild
+class TwoSealedChild : MySealedClass()
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.kt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.kt
new file mode 100644
index 00000000000..93e6db41fc2
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.kt
@@ -0,0 +1,10 @@
+sealed class MySealedClass
+
+typealias T1 = MySealedClass
+typealias T2 = T1
+
+class OneSealedChild : MySealedClass()
+class TwoSealedChild : T1()
+class ThreeSealedChild : T2()
+
+// class: MySealedClass
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.txt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.txt
new file mode 100644
index 00000000000..f6bd7271ee1
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedClassTypeAliasedSameModule.txt
@@ -0,0 +1,2 @@
+/OneSealedChild
+class OneSealedChild : MySealedClass()
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.kt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.kt
new file mode 100644
index 00000000000..87955eda5a6
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.kt
@@ -0,0 +1,15 @@
+// MODULE: dependency
+// FILE: MySealedInterface.kt
+sealed interface MySealedInterface
+
+typealias T1 = MySealedInterface
+typealias T2 = T1
+
+class OneSealedChild : MySealedInterface
+class TwoSealedChild : T1
+class ThreeSealedChild : T2
+
+// MODULE: main(dependency)
+// FILE: main.kt
+
+// class: MySealedInterface
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.txt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.txt
new file mode 100644
index 00000000000..8ef98d374ef
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromDependency.txt
@@ -0,0 +1,2 @@
+/OneSealedChild
+class OneSealedChild : MySealedInterface
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.kt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.kt
new file mode 100644
index 00000000000..8ea602b232e
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.kt
@@ -0,0 +1,16 @@
+// MODULE: lib
+// MODULE_KIND: LibraryBinary
+// FILE: MySealedInterface.kt
+sealed interface MySealedInterface
+
+typealias T1 = MySealedInterface
+typealias T2 = T1
+
+class OneSealedChild : MySealedInterface
+class TwoSealedChild : T1
+class ThreeSealedChild : T2
+
+// MODULE: main(lib)
+// FILE: main.kt
+
+// class: MySealedInterface
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.txt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.txt
new file mode 100644
index 00000000000..2257d5a4b80
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedFromLibrary.txt
@@ -0,0 +1,8 @@
+/OneSealedChild
+class OneSealedChild : MySealedInterface
+
+/ThreeSealedChild
+class ThreeSealedChild : MySealedInterface
+
+/TwoSealedChild
+class TwoSealedChild : MySealedInterface
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.kt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.kt
new file mode 100644
index 00000000000..2419f6ea62a
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.kt
@@ -0,0 +1,10 @@
+sealed interface MySealedInterface
+
+typealias T1 = MySealedInterface
+typealias T2 = T1
+
+class OneSealedChild : MySealedInterface
+class TwoSealedChild : T1
+class ThreeSealedChild : T2
+
+// class: MySealedInterface
diff --git a/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.txt b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.txt
new file mode 100644
index 00000000000..8ef98d374ef
--- /dev/null
+++ b/analysis/analysis-api/testData/components/inheritorsProvider/sealedInheritors/sealedInterfaceTypeAliasedSameModule.txt
@@ -0,0 +1,2 @@
+/OneSealedChild
+class OneSealedChild : MySealedInterface