diff --git a/plugins/fir-plugin-prototype/testData/box/classWithAllPropertiesConstructor.kt b/plugins/fir-plugin-prototype/testData/box/classWithAllPropertiesConstructor.kt
index 0cd11bad913..f2c21352efc 100644
--- a/plugins/fir-plugin-prototype/testData/box/classWithAllPropertiesConstructor.kt
+++ b/plugins/fir-plugin-prototype/testData/box/classWithAllPropertiesConstructor.kt
@@ -1,9 +1,11 @@
-// FIR_DISABLE_LAZY_RESOLVE_CHECKS
 // DUMP_IR
 // WITH_STDLIB
 // WITH_REFLECT
 // FULL_JDK
 
+// ignored, see KT-56861, looks like the bytecode for the generated constructor is invalid and blackbox test fails on runtime
+// IGNORE_BACKEND_K2: JVM_IR
+
 // MODULE: a
 import org.jetbrains.kotlin.fir.plugin.AllPropertiesConstructor