diff --git a/j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/ModifiersConversion.kt b/j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/ModifiersConversion.kt
index 3ad1d98166c..60f7e702e29 100644
--- a/j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/ModifiersConversion.kt
+++ b/j2k/newSrc/org/jetbrains/kotlin/j2k/conversions/ModifiersConversion.kt
@@ -79,8 +79,9 @@ class ModifiersConversion(private val context: ConversionContext) : RecursiveApp
                         JKModalityModifier.Modality.OVERRIDE -> 2
                     }
                 is JKJavaModifier -> 3
-                is JKMutabilityModifier -> 4
-                else -> TODO(this.toString())
+                is JKKtModifier -> 4
+                is JKMutabilityModifier -> 5
+                else -> 6
             }