diff --git a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendMPPDiagnosticsWithLightTreeTestGenerated.java b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendMPPDiagnosticsWithLightTreeTestGenerated.java
index ff8d00beb1ede..9f6dfa102b860 100644
--- a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendMPPDiagnosticsWithLightTreeTestGenerated.java
+++ b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendMPPDiagnosticsWithLightTreeTestGenerated.java
@@ -430,6 +430,12 @@ public void testChangeSetterVisibilityInOverride() throws Exception {
             runTest("compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeSetterVisibilityInOverride.kt");
         }
 
+        @Test
+        @TestMetadata("changeVarargModifierInOverride.kt")
+        public void testChangeVarargModifierInOverride() throws Exception {
+            runTest("compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.kt");
+        }
+
         @Test
         @TestMetadata("changeVisibilityInOverride.kt")
         public void testChangeVisibilityInOverride() throws Exception {
diff --git a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendMPPDiagnosticsWithPsiTestGenerated.java b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendMPPDiagnosticsWithPsiTestGenerated.java
index 49dd461005cff..375700a2e66dc 100644
--- a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendMPPDiagnosticsWithPsiTestGenerated.java
+++ b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendMPPDiagnosticsWithPsiTestGenerated.java
@@ -430,6 +430,12 @@ public void testChangeSetterVisibilityInOverride() throws Exception {
             runTest("compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeSetterVisibilityInOverride.kt");
         }
 
+        @Test
+        @TestMetadata("changeVarargModifierInOverride.kt")
+        public void testChangeVarargModifierInOverride() throws Exception {
+            runTest("compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.kt");
+        }
+
         @Test
         @TestMetadata("changeVisibilityInOverride.kt")
         public void testChangeVisibilityInOverride() throws Exception {
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java
index 353131ea23431..5a2deaff5b78e 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java
+++ b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java
@@ -859,6 +859,8 @@ public interface Errors {
             PROPERTY_KIND_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING = DiagnosticFactory1.create(WARNING, VAL_OR_VAR_NODE);
     DiagnosticFactory1<KtCallableDeclaration, ExpectActualMemberDiff<CallableMemberDescriptor, ClassDescriptor>>
             LATEINIT_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING = DiagnosticFactory1.create(WARNING, LATEINIT_MODIFIER);
+    DiagnosticFactory1<KtCallableDeclaration, ExpectActualMemberDiff<CallableMemberDescriptor, ClassDescriptor>>
+            VARARG_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING = DiagnosticFactory1.create(WARNING, LATEINIT_MODIFIER);
     DiagnosticFactory1<KtCallableDeclaration, ExpectActualMemberDiff<CallableMemberDescriptor, ClassDescriptor>>
             TYPE_PARAMETER_NAMES_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING = DiagnosticFactory1.create(WARNING, TYPE_PARAMETERS_OR_DECLARATION_SIGNATURE);
 
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
index 95025162497ff..ce42e671dec51 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
+++ b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
@@ -424,6 +424,9 @@ public static DiagnosticRenderer getRendererForDiagnostic(@NotNull UnboundDiagno
         MAP.put(LATEINIT_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING,
                 "{0}. This warning will become an error in future releases. Also see https://youtrack.jetbrains.com/issue/KT-22841 for more details",
                 ExpectActualScopeDiffRenderer.INSTANCE);
+        MAP.put(VARARG_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING,
+                "{0}. This warning will become an error in future releases. Also see https://youtrack.jetbrains.com/issue/KT-22841 for more details",
+                ExpectActualScopeDiffRenderer.INSTANCE);
         MAP.put(SETTER_VISIBILITY_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING,
                 "{0}. This warning will become an error in future releases. Also see https://youtrack.jetbrains.com/issue/KT-22841 for more details",
                 ExpectActualScopeDiffRenderer.INSTANCE);
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/ActualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker.kt b/compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/ActualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker.kt
index 20a48d8ac17eb..a8cafa74dcc12 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/ActualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/checkers/ActualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker.kt
@@ -219,6 +219,8 @@ private fun BindingTrace.reportIfPossible(diff: ExpectActualMemberDiff<CallableM
             Errors.PROPERTY_KIND_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING.on(psi, diff)
         ExpectActualMemberDiff.Kind.LateinitChangedInOverride ->
             Errors.LATEINIT_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING.on(psi, diff)
+        ExpectActualMemberDiff.Kind.VarargChangedInOverride ->
+            Errors.VARARG_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING.on(psi, diff)
         ExpectActualMemberDiff.Kind.TypeParameterNamesChangedInOverride ->
             Errors.TYPE_PARAMETER_NAMES_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING.on(psi, diff)
     }
diff --git a/compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.fir.kt b/compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.fir.kt
new file mode 100644
index 0000000000000..b7c89b2e31678
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.fir.kt
@@ -0,0 +1,16 @@
+// MODULE: m1-common
+// FILE: common.kt
+
+open class Base {
+    <!INCOMPATIBLE_MATCHING{JVM}!>open fun foo(vararg bar: Int) {}<!>
+}
+
+<!INCOMPATIBLE_MATCHING{JVM}!>expect open class Foo : Base {
+}<!>
+
+// MODULE: m2-jvm()()(m1-common)
+// FILE: jvm.kt
+
+actual open class Foo : Base() {
+    override fun foo(bar: IntArray) {}
+}
diff --git a/compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.kt b/compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.kt
new file mode 100644
index 0000000000000..079e4d3f67cf1
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.kt
@@ -0,0 +1,16 @@
+// MODULE: m1-common
+// FILE: common.kt
+
+open class Base {
+    open fun foo(vararg bar: Int) {}
+}
+
+expect open class Foo : Base {
+}
+
+// MODULE: m2-jvm()()(m1-common)
+// FILE: jvm.kt
+
+actual open <!ACTUAL_CLASSIFIER_MUST_HAVE_THE_SAME_MEMBERS_AS_NON_FINAL_EXPECT_CLASSIFIER_WARNING!>class Foo<!> : Base() {
+    override fun <!VARARG_CHANGED_IN_NON_FINAL_EXPECT_CLASSIFIER_ACTUALIZATION_WARNING!>foo<!>(bar: IntArray) {}
+}
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 c0eb1941b7c48..4f6b9c174f67b 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
@@ -23163,6 +23163,12 @@ public void testChangeSetterVisibilityInOverride() throws Exception {
                     runTest("compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeSetterVisibilityInOverride.kt");
                 }
 
+                @Test
+                @TestMetadata("changeVarargModifierInOverride.kt")
+                public void testChangeVarargModifierInOverride() throws Exception {
+                    runTest("compiler/testData/diagnostics/tests/multiplatform/actualClassifierMustHasTheSameMembersAsNonFinalExpectClassifierChecker/changeVarargModifierInOverride.kt");
+                }
+
                 @Test
                 @TestMetadata("changeVisibilityInOverride.kt")
                 public void testChangeVisibilityInOverride() throws Exception {
diff --git a/core/compiler.common/src/org/jetbrains/kotlin/resolve/multiplatform/ExpectActualMemberDiff.kt b/core/compiler.common/src/org/jetbrains/kotlin/resolve/multiplatform/ExpectActualMemberDiff.kt
index 48821cbd00109..14129f75a481e 100644
--- a/core/compiler.common/src/org/jetbrains/kotlin/resolve/multiplatform/ExpectActualMemberDiff.kt
+++ b/core/compiler.common/src/org/jetbrains/kotlin/resolve/multiplatform/ExpectActualMemberDiff.kt
@@ -45,6 +45,10 @@ data class ExpectActualMemberDiff<out M, out C>(val kind: Kind, val actualMember
             "{0}: the property modifiers (lateinit) of this member must be the same in the expect class and the actual class. " +
                     "This error happens because the expect class ''{1}'' is non-final"
         ),
+        VarargChangedInOverride(
+            "{0}: the parameter modifiers (vararg) of this member must be the same in the expect class and the actual class. " +
+                    "This error happens because the expect class ''{1}'' is non-final"
+        ),
         TypeParameterNamesChangedInOverride(
             "{0}: the type parameter names of this member must be the same in the expect class and the actual class. " +
                     "This error happens because the expect class ''{1}'' is non-final"
@@ -83,6 +87,6 @@ fun ExpectActualCompatibility.Incompatible<*>.toMemberDiffKind(): ExpectActualMe
     ExpectActualCompatibility.Incompatible.Unknown -> null // Unknown incompatibility is never reported
     ExpectActualCompatibility.Incompatible.ValueParameterCrossinline -> null // inline fun can't be overridden
     ExpectActualCompatibility.Incompatible.ValueParameterNoinline -> null // inline fun can't be overridden
-    ExpectActualCompatibility.Incompatible.ValueParameterVararg -> ExpectActualMemberDiff.Kind.NonPrivateCallableAdded
+    ExpectActualCompatibility.Incompatible.ValueParameterVararg -> ExpectActualMemberDiff.Kind.VarargChangedInOverride
     ExpectActualCompatibility.Incompatible.Visibility -> ExpectActualMemberDiff.Kind.VisibilityChangedInOverride
 }