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 1443631a4de..baee454be01 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
@@ -35480,6 +35480,12 @@ public class DiagnosticCompilerTestFE10TestdataTestGenerated extends AbstractDia
                 runTest("compiler/testData/diagnostics/tests/varargs/UnaryVsVararg.kt");
             }
 
+            @Test
+            @TestMetadata("unresolvedVarargType.kt")
+            public void testUnresolvedVarargType() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.kt");
+            }
+
             @Test
             @TestMetadata("varargInSetter.kt")
             public void testVarargInSetter() 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 4fa7d948cb4..f81b8fc7750 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
@@ -35480,6 +35480,12 @@ public class LLFirPreresolvedReversedDiagnosticCompilerFE10TestDataTestGenerated
                 runTest("compiler/testData/diagnostics/tests/varargs/UnaryVsVararg.kt");
             }
 
+            @Test
+            @TestMetadata("unresolvedVarargType.kt")
+            public void testUnresolvedVarargType() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.kt");
+            }
+
             @Test
             @TestMetadata("varargInSetter.kt")
             public void testVarargInSetter() 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 7e32baf7082..b773fcf4d67 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
@@ -35480,6 +35480,12 @@ public class FirLightTreeOldFrontendDiagnosticsTestGenerated extends AbstractFir
                 runTest("compiler/testData/diagnostics/tests/varargs/UnaryVsVararg.kt");
             }
 
+            @Test
+            @TestMetadata("unresolvedVarargType.kt")
+            public void testUnresolvedVarargType() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.kt");
+            }
+
             @Test
             @TestMetadata("varargInSetter.kt")
             public void testVarargInSetter() 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 d343e266411..56158d36302 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
@@ -35594,6 +35594,12 @@ public class FirPsiOldFrontendDiagnosticsTestGenerated extends AbstractFirPsiDia
                 runTest("compiler/testData/diagnostics/tests/varargs/UnaryVsVararg.kt");
             }
 
+            @Test
+            @TestMetadata("unresolvedVarargType.kt")
+            public void testUnresolvedVarargType() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.kt");
+            }
+
             @Test
             @TestMetadata("varargInSetter.kt")
             public void testVarargInSetter() throws Exception {
diff --git a/compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.fir.kt b/compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.fir.kt
new file mode 100644
index 00000000000..be6a1307b1e
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.fir.kt
@@ -0,0 +1 @@
+fun testVarArgs(vararg v: <!UNRESOLVED_REFERENCE!>Smth<!>) {}
diff --git a/compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.kt b/compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.kt
new file mode 100644
index 00000000000..e24360bbfd2
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.kt
@@ -0,0 +1 @@
+fun testVarArgs(<!FORBIDDEN_VARARG_PARAMETER_TYPE!>vararg<!> v: <!UNRESOLVED_REFERENCE!>Smth<!>) {}
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 9b78b77a672..04c33b8ba7f 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
@@ -36762,6 +36762,12 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
                 runTest("compiler/testData/diagnostics/tests/varargs/UnaryVsVararg.kt");
             }
 
+            @Test
+            @TestMetadata("unresolvedVarargType.kt")
+            public void testUnresolvedVarargType() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/varargs/unresolvedVarargType.kt");
+            }
+
             @Test
             @TestMetadata("varargInSetter.kt")
             public void testVarargInSetter() throws Exception {