diff --git a/package/live555/live555.mk b/package/live555/live555.mk
index effd4517cf..56ed705783 100644
--- a/package/live555/live555.mk
+++ b/package/live555/live555.mk
@@ -39,7 +39,7 @@ else
 LIVE555_CFLAGS += -DNO_OPENSSL
 endif
 
-ifndef ($(BR2_ENABLE_LOCALE),y)
+ifneq ($(BR2_ENABLE_LOCALE),y)
 LIVE555_CFLAGS += -DLOCALE_NOT_USED
 endif