diff --git a/crypto/modes/Makefile b/crypto/modes/Makefile
index 811969304f0c6e0c53fc0f24f5d4967680a34113..566e8f795db93a3b52a7c857e76783a94da57cbc 100644
--- a/crypto/modes/Makefile
+++ b/crypto/modes/Makefile
@@ -16,6 +16,8 @@ CFLAGS= $(INCLUDES) $(CFLAG)
 ASFLAGS= $(INCLUDES) $(ASFLAG)
 AFLAGS= $(ASFLAGS)
 
+CFLAGS += -fno-strict-aliasing
+
 GENERAL=Makefile
 TEST=
 APPS=