diff --git a/compiler/testData/codegen/box/ir/serializationRegressions/deepGenericDelegatedProperty.kt b/compiler/testData/codegen/box/ir/serializationRegressions/deepGenericDelegatedProperty.kt
index c87f16cc7a4..170849f7b29 100644
--- a/compiler/testData/codegen/box/ir/serializationRegressions/deepGenericDelegatedProperty.kt
+++ b/compiler/testData/codegen/box/ir/serializationRegressions/deepGenericDelegatedProperty.kt
@@ -1,4 +1,6 @@
 // !LANGUAGE: -ForbidUsingExtensionPropertyTypeParameterInDelegate
+// IGNORE_BACKEND: WASM
+// WASM_MUTE_REASON: IGNORED_IN_NATIVE
 // IGNORE_BACKEND: NATIVE
 // SKIP_MANGLE_VERIFICATION
 //For KT-6020
diff --git a/compiler/testData/codegen/box/ir/serializationRegressions/dispatchReceiverValue.kt b/compiler/testData/codegen/box/ir/serializationRegressions/dispatchReceiverValue.kt
index 69f8dac1384..78129ae1b6e 100644
--- a/compiler/testData/codegen/box/ir/serializationRegressions/dispatchReceiverValue.kt
+++ b/compiler/testData/codegen/box/ir/serializationRegressions/dispatchReceiverValue.kt
@@ -1,3 +1,5 @@
+// IGNORE_BACKEND: WASM
+// WASM_MUTE_REASON: IGNORED_IN_JS
 // !LANGUAGE: +MultiPlatformProjects
 // IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: JS_IR_ES6
diff --git a/compiler/testData/codegen/box/multiplatform/defaultArguments/dispatchReceiverValue.kt b/compiler/testData/codegen/box/multiplatform/defaultArguments/dispatchReceiverValue.kt
index 2d442fb7737..c0a2b6e6912 100644
--- a/compiler/testData/codegen/box/multiplatform/defaultArguments/dispatchReceiverValue.kt
+++ b/compiler/testData/codegen/box/multiplatform/defaultArguments/dispatchReceiverValue.kt
@@ -1,4 +1,6 @@
+// IGNORE_BACKEND: WASM
 // IGNORE_BACKEND: JS_IR
+// WASM_MUTE_REASON: EXPECT_DEFAULT_PARAMETERS
 // IGNORE_BACKEND_FIR: JVM_IR
 // FIR status: default argument mapping in MPP isn't designed yet
 // !LANGUAGE: +MultiPlatformProjects