diff --git a/compiler/testData/codegen/box/javaInterop/notNullAssertions/errorMessage.kt b/compiler/testData/codegen/box/javaInterop/notNullAssertions/errorMessage.kt
index ce426fcf75d..e73d15436b7 100644
--- a/compiler/testData/codegen/box/javaInterop/notNullAssertions/errorMessage.kt
+++ b/compiler/testData/codegen/box/javaInterop/notNullAssertions/errorMessage.kt
@@ -1,3 +1,5 @@
+// IGNORE_BACKEND_K2_LIGHT_TREE: JVM_IR
+//   Reason: KT-56760
 // TARGET_BACKEND: JVM
 // FILE: test.kt
 fun f(x: String) = "Fail 1"
diff --git a/compiler/testData/codegen/box/javaInterop/notNullAssertions/staticCallErrorMessage.kt b/compiler/testData/codegen/box/javaInterop/notNullAssertions/staticCallErrorMessage.kt
index 9255c5d583c..f27a8d66db0 100644
--- a/compiler/testData/codegen/box/javaInterop/notNullAssertions/staticCallErrorMessage.kt
+++ b/compiler/testData/codegen/box/javaInterop/notNullAssertions/staticCallErrorMessage.kt
@@ -1,3 +1,5 @@
+// IGNORE_BACKEND_K2_LIGHT_TREE: JVM_IR
+//   Reason: KT-56760
 // TARGET_BACKEND: JVM
 // FILE: test.kt
 fun f(x: String) = "Fail 1"