diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/codegenUtil.kt b/compiler/backend/src/org/jetbrains/kotlin/codegen/codegenUtil.kt
index e7f0c12f84e..9a881a9ce35 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/codegenUtil.kt
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/codegenUtil.kt
@@ -590,7 +590,7 @@ private fun generateLambdaForRunSuspend(
 
     lambdaBuilder.newField(
         JvmDeclarationOrigin.NO_ORIGIN,
-        ACC_PRIVATE or ACC_FINAL,
+        ACC_PRIVATE or ACC_FINAL or ACC_SYNTHETIC,
         "args",
         ARRAY_OF_STRINGS_TYPE.descriptor, null, null
     )