diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosticCompilerTestFE10TestdataTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosticCompilerTestFE10TestdataTestGenerated.java
index fbd95874318..42568a2aa66 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosticCompilerTestFE10TestdataTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosticCompilerTestFE10TestdataTestGenerated.java
@@ -28894,6 +28894,12 @@ public class DiagnosticCompilerTestFE10TestdataTestGenerated extends AbstractDia
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {
diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated.java
index 45d6f4de525..20441d54c00 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated.java
@@ -28894,6 +28894,12 @@ public class LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {
diff --git a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirLightTreeOldFrontendDiagnosticsTestGenerated.java b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirLightTreeOldFrontendDiagnosticsTestGenerated.java
index 2c228f43df0..17da8715e7b 100644
--- a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirLightTreeOldFrontendDiagnosticsTestGenerated.java
+++ b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirLightTreeOldFrontendDiagnosticsTestGenerated.java
@@ -26640,6 +26640,12 @@ public class FirLightTreeOldFrontendDiagnosticsTestGenerated extends AbstractFir
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {
diff --git a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirPsiOldFrontendDiagnosticsTestGenerated.java b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirPsiOldFrontendDiagnosticsTestGenerated.java
index 2065ea96187..a3c56f7230c 100644
--- a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirPsiOldFrontendDiagnosticsTestGenerated.java
+++ b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirPsiOldFrontendDiagnosticsTestGenerated.java
@@ -26646,6 +26646,12 @@ public class FirPsiOldFrontendDiagnosticsTestGenerated extends AbstractFirPsiDia
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {
diff --git a/compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt b/compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt
new file mode 100644
index 00000000000..e819653e85a
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt
@@ -0,0 +1,10 @@
+// FIR_IDENTICAL
+public abstract class A {
+    protected abstract fun bar(): String
+}
+
+public interface B {
+    public fun bar(): String
+}
+
+public abstract class C: A(), B
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java
index af57fd4c74d..8792f2bfce3 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java
@@ -28894,6 +28894,12 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
                 runTest("compiler/testData/diagnostics/tests/override/intersectionOfSubstitutedProperties.kt");
             }
 
+            @Test
+            @TestMetadata("intersectionOverrideWithProtectedAbstract.kt")
+            public void testIntersectionOverrideWithProtectedAbstract() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/override/intersectionOverrideWithProtectedAbstract.kt");
+            }
+
             @Test
             @TestMetadata("intersectionOverrideWithSubsumedDifferentType.kt")
             public void testIntersectionOverrideWithSubsumedDifferentType() throws Exception {