diff --git a/mozilla/security/nss/lib/freebl/Makefile b/mozilla/security/nss/lib/freebl/Makefile
index a816ebddb01..82014a961f1 100644
--- a/mozilla/security/nss/lib/freebl/Makefile
+++ b/mozilla/security/nss/lib/freebl/Makefile
@@ -77,11 +77,11 @@ endif
 ifdef FREEBL_NO_DEPEND
 	DEFINES += -DFREEBL_NO_DEPEND
 endif
-# some codes want _X86_ defined for intel CPUs.
+# some code wants _X86_ defined for intel CPUs.
 # coreconf does this for windows, but not for Linux, FreeBSD, etc.
 ifeq (,$(filter-out x86 x86_64,$(CPU_ARCH)))
 ifneq (,$(filter-out WIN%,$(OS_TARGET)))
-	OS_REL_CFLAGS += -D_X86_
+	DEFINES += -D_X86_
 endif
 endif