diff --git a/tests/mute.csv b/tests/mute.csv
index d98efae8fb9..3974c213c22 100644
--- a/tests/mute.csv
+++ b/tests/mute.csv
@@ -8,6 +8,7 @@ org.jetbrains.kotlin.gradle.GradleMultiplatformWizardTest.testNative, KT-35368
 org.jetbrains.kotlin.gradle.GradleMultiplatformWizardTest.testShared, KT-35368
 org.jetbrains.kotlin.gradle.GradleMultiplatformWizardTest.testSharedWithQualifiedName, KT-35368
 org.jetbrains.kotlin.gradle.GradleMultiplatformWizardTest.testWeb, KT-35095
+org.jetbrains.kotlin.idea.codeInsight.gradle.GradleBuildFileHighlightingTest.testKtsInJsProject, "Diagnostic's list should be empty" error
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddNonKotlinLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddTestLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule
diff --git a/tests/mute.csv.191 b/tests/mute.csv.191
index 1c26ef93d15..4751ad640e8 100644
--- a/tests/mute.csv.191
+++ b/tests/mute.csv.191
@@ -5,6 +5,7 @@ org.jetbrains.kotlin.checkers.JavaAgainstKotlinSourceCheckerWithoutUltraLightTes
 org.jetbrains.kotlin.gradle.GradleMultiplatformWizardTest.testWeb, KT-35095
 org.jetbrains.kotlin.idea.caches.resolve.MultiModuleHighlightingTest.testLazyResolvers
 org.jetbrains.kotlin.idea.caches.resolve.MultiModuleHighlightingTest.testRecomputeResolversOnChange
+org.jetbrains.kotlin.idea.codeInsight.gradle.GradleBuildFileHighlightingTest.testKtsInJsProject, "Diagnostic's list should be empty" error
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddNonKotlinLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddTestLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule
diff --git a/tests/mute.csv.193 b/tests/mute.csv.193
index 5fc226bbe44..3b201c28a4b 100644
--- a/tests/mute.csv.193
+++ b/tests/mute.csv.193
@@ -15,6 +15,7 @@ org.jetbrains.kotlin.gradle.MultiplatformProjectImportingTest.testTransitiveImpl
 org.jetbrains.kotlin.idea.caches.resolve.MultiModuleLineMarkerTestGenerated.testKotlinTestAnnotations, No line markers for test run
 org.jetbrains.kotlin.idea.caches.resolve.MultiPlatformHighlightingTestGenerated.testMultifileFacade, KT-34689 invalid light class
 org.jetbrains.kotlin.idea.codeInsight.InspectionTestGenerated.Inspections.testAndroidIllegalIdentifiers_inspectionData_Inspections_test, Unprocessed
+org.jetbrains.kotlin.idea.codeInsight.gradle.GradleBuildFileHighlightingTest.testKtsInJsProject, "Diagnostic's list should be empty" error
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddNonKotlinLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule
 org.jetbrains.kotlin.idea.codeInsight.gradle.GradleConfiguratorTest.testAddTestLibraryGSK[1: with Gradle-5.6.4], unresolved kotlinModule