--- a/ipc/glue/ProtocolUtils.cpp
+++ b/ipc/glue/ProtocolUtils.cpp
@@ -313,17 +313,17 @@ bool DuplicateHandle(HANDLE aSourceHandl
   }
 #endif
 
   // Finally, see if we already have access to the process.
   ScopedProcessHandle targetProcess(OpenProcess(PROCESS_DUP_HANDLE,
                                                 FALSE,
                                                 aTargetProcessId));
   if (!targetProcess) {
-#ifdef MOZ_CRASH_REPORTER
+#ifdef MOZ_CRASHREPORTER
     CrashReporter::AnnotateCrashReport(
       NS_LITERAL_CSTRING("IPCTransportFailureReason"),
       NS_LITERAL_CSTRING("Failed to open target process."));
 #endif
     return false;
   }
 
   return !!::DuplicateHandle(::GetCurrentProcess(), aSourceHandle,