diff --git a/src/ppc/code-stubs-ppc.cc b/src/ppc/code-stubs-ppc.cc
index beeb66b442..f53f2daf8f 100644
--- a/src/ppc/code-stubs-ppc.cc
+++ b/src/ppc/code-stubs-ppc.cc
@@ -2302,9 +2302,10 @@ void RecordWriteStub::InformIncrementalMarker(MacroAssembler* masm) {
 void RecordWriteStub::CheckNeedsToInformIncrementalMarker(
     MacroAssembler* masm, OnNoNeedToInformIncrementalMarker on_no_need,
     Mode mode) {
-  Label on_black;
   Label need_incremental;
   Label need_incremental_pop_scratch;
+#ifndef V8_CONCURRENT_MARKING
+  Label on_black;
 
   // Let's look at the color of the object:  If it is not black we don't have
   // to inform the incremental marker.
@@ -2319,6 +2320,7 @@ void RecordWriteStub::CheckNeedsToInformIncrementalMarker(
   }
 
   __ bind(&on_black);
+#endif
 
   // Get the value from the slot.
   __ LoadP(regs_.scratch0(), MemOperand(regs_.address(), 0));