diff --git a/kernel/Makefile b/kernel/Makefile
index 6745a79dd..e567485a6 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -41,7 +41,7 @@ ifdef NO_AVX2
 endif
 
 ifdef TARGET_CORE
-	ifeq ($(TARGET_CORE), $(filter $(TARGET_CORE),PRESCOTT CORE2 PENRYN DUNNINGTON ATOM NANO SANDYBRIDGE NEHALEM BARCELONA BOBCAT BULLDOZER PILEDRIVER EXCAVATOR STEAMROLLER OPTERON_SSE3))
+	ifeq ($(TARGET_CORE), $(filter $(TARGET_CORE),PRESCOTT CORE2 PENRYN DUNNINGTON ATOM NANO SANDYBRIDGE HASWELL NEHALEM ZEN BARCELONA BOBCAT BULLDOZER PILEDRIVER EXCAVATOR STEAMROLLER OPTERON_SSE3))
 	override CFLAGS += -msse3
 endif
 ifeq ($(TARGET_CORE), COOPERLAKE)