diff --git a/compiler/testData/codegen/box/boxingOptimization/kClassEquals.kt b/compiler/testData/codegen/box/boxingOptimization/kClassEquals.kt
index 1e2ac20cd79..635e9949a6f 100644
--- a/compiler/testData/codegen/box/boxingOptimization/kClassEquals.kt
+++ b/compiler/testData/codegen/box/boxingOptimization/kClassEquals.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS, NATIVE
+// TARGET_BACKEND: JVM
 
 fun test(a: Any) = when (a::class) {
     String::class -> "String"
diff --git a/compiler/testData/codegen/box/boxingOptimization/kt17748.kt b/compiler/testData/codegen/box/boxingOptimization/kt17748.kt
index 27e309527e5..1639def43c6 100644
--- a/compiler/testData/codegen/box/boxingOptimization/kt17748.kt
+++ b/compiler/testData/codegen/box/boxingOptimization/kt17748.kt
@@ -1,4 +1,4 @@
-// IGNORE_BACKEND: JS, NATIVE
+// TARGET_BACKEND: JVM
 
 fun box(): String {
     42.doSwitchInt()
diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java b/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
index 61188dac4bb..09235632fde 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
@@ -1148,36 +1148,12 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             doTest(fileName);
         }
 
-        @TestMetadata("kClassEquals.kt")
-        public void testKClassEquals() throws Exception {
-            String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/boxingOptimization/kClassEquals.kt");
-            try {
-                doTest(fileName);
-            }
-            catch (Throwable ignore) {
-                return;
-            }
-            throw new AssertionError("Looks like this test can be unmuted. Remove IGNORE_BACKEND directive for that.");
-        }
-
         @TestMetadata("kt15871.kt")
         public void testKt15871() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/boxingOptimization/kt15871.kt");
             doTest(fileName);
         }
 
-        @TestMetadata("kt17748.kt")
-        public void testKt17748() throws Exception {
-            String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/boxingOptimization/kt17748.kt");
-            try {
-                doTest(fileName);
-            }
-            catch (Throwable ignore) {
-                return;
-            }
-            throw new AssertionError("Looks like this test can be unmuted. Remove IGNORE_BACKEND directive for that.");
-        }
-
         @TestMetadata("kt19767.kt")
         public void testKt19767() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/boxingOptimization/kt19767.kt");