diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/codegen/FunctionCodegen.kt b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/codegen/FunctionCodegen.kt
index 71c3e413d66..2ed32826f0b 100644
--- a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/codegen/FunctionCodegen.kt
+++ b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/codegen/FunctionCodegen.kt
@@ -64,7 +64,7 @@ open class FunctionCodegen(private val irFunction: IrFunction, private val class
         FunctionCodegen.generateMethodAnnotations(descriptor, signature.asmMethod, methodVisitor, classCodegen, state.typeMapper)
         FunctionCodegen.generateParameterAnnotations(descriptor, methodVisitor, signature, classCodegen, state)
 
-        if (!state.classBuilderMode.generateBodies || flags.and(Opcodes.ACC_ABSTRACT) != 0) {
+        if (!state.classBuilderMode.generateBodies || flags.and(Opcodes.ACC_ABSTRACT) != 0 || descriptor.isExternal) {
             generateAnnotationDefaultValueIfNeeded(methodVisitor)
             methodVisitor.visitEnd()
             return