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 a3f153f710a..18cc3b3ce6f 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
@@ -471,12 +471,6 @@ public class DiagnosticCompilerTestFE10TestdataTestGenerated extends AbstractDia
             runTest("compiler/testData/diagnostics/tests/IncDec.kt");
         }
 
-        @Test
-        @TestMetadata("IncDecOperatorsInExpectClass.kt")
-        public void testIncDecOperatorsInExpectClass() throws Exception {
-            runTest("compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.kt");
-        }
-
         @Test
         @TestMetadata("IncorrectCharacterLiterals.kt")
         public void testIncorrectCharacterLiterals() 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 69baf9e3666..d5b4196ace6 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
@@ -471,12 +471,6 @@ public class LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated
             runTest("compiler/testData/diagnostics/tests/IncDec.kt");
         }
 
-        @Test
-        @TestMetadata("IncDecOperatorsInExpectClass.kt")
-        public void testIncDecOperatorsInExpectClass() throws Exception {
-            runTest("compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.kt");
-        }
-
         @Test
         @TestMetadata("IncorrectCharacterLiterals.kt")
         public void testIncorrectCharacterLiterals() 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 4618bcf2b9d..5e7bd803b76 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
@@ -471,12 +471,6 @@ public class FirLightTreeOldFrontendDiagnosticsTestGenerated extends AbstractFir
             runTest("compiler/testData/diagnostics/tests/IncDec.kt");
         }
 
-        @Test
-        @TestMetadata("IncDecOperatorsInExpectClass.kt")
-        public void testIncDecOperatorsInExpectClass() throws Exception {
-            runTest("compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.kt");
-        }
-
         @Test
         @TestMetadata("IncorrectCharacterLiterals.kt")
         public void testIncorrectCharacterLiterals() 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 ef9bda99943..337e0ac6a77 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
@@ -471,12 +471,6 @@ public class FirPsiOldFrontendDiagnosticsTestGenerated extends AbstractFirPsiDia
             runTest("compiler/testData/diagnostics/tests/IncDec.kt");
         }
 
-        @Test
-        @TestMetadata("IncDecOperatorsInExpectClass.kt")
-        public void testIncDecOperatorsInExpectClass() throws Exception {
-            runTest("compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.kt");
-        }
-
         @Test
         @TestMetadata("IncorrectCharacterLiterals.kt")
         public void testIncorrectCharacterLiterals() throws Exception {
diff --git a/compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.fir.kt b/compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.fir.kt
deleted file mode 100644
index 05a0cd07fa5..00000000000
--- a/compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.fir.kt
+++ /dev/null
@@ -1,13 +0,0 @@
-// In FIR, declaring the same `expect` and `actual` classes in one compiler module is not possible (see KT-55177). Hence the `.fir.kt` test
-// expects a diagnostic here. The multi-module test corresponding to this test is called: `multiplatform/incDecOperatorsInExpectClass.kt`.
-
-// !LANGUAGE: +MultiPlatformProjects
-// SKIP_TXT
-// Issue: KT-49714
-
-expect class Counter {
-    operator fun inc(): Counter
-    operator fun dec(): Counter
-}
-
-actual typealias <!ACTUAL_WITHOUT_EXPECT!>Counter<!> = Int
diff --git a/compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.kt b/compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.kt
deleted file mode 100644
index cb74ed08853..00000000000
--- a/compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.kt
+++ /dev/null
@@ -1,13 +0,0 @@
-// In FIR, declaring the same `expect` and `actual` classes in one compiler module is not possible (see KT-55177). Hence the `.fir.kt` test
-// expects a diagnostic here. The multi-module test corresponding to this test is called: `multiplatform/incDecOperatorsInExpectClass.kt`.
-
-// !LANGUAGE: +MultiPlatformProjects
-// SKIP_TXT
-// Issue: KT-49714
-
-expect <!EXPECT_AND_ACTUAL_IN_THE_SAME_MODULE!>class Counter<!> {
-    operator fun inc(): Counter
-    operator fun dec(): Counter
-}
-
-actual typealias <!EXPECT_AND_ACTUAL_IN_THE_SAME_MODULE!>Counter<!> = Int
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 809a5f627b8..a5271203cdd 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
@@ -471,12 +471,6 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
             runTest("compiler/testData/diagnostics/tests/IncDec.kt");
         }
 
-        @Test
-        @TestMetadata("IncDecOperatorsInExpectClass.kt")
-        public void testIncDecOperatorsInExpectClass() throws Exception {
-            runTest("compiler/testData/diagnostics/tests/IncDecOperatorsInExpectClass.kt");
-        }
-
         @Test
         @TestMetadata("IncorrectCharacterLiterals.kt")
         public void testIncorrectCharacterLiterals() throws Exception {