diff --git a/Makefile.x86 b/Makefile.x86
index a6196d365..330690935 100644
--- a/Makefile.x86
+++ b/Makefile.x86
@@ -54,3 +54,19 @@ LIBATLAS	= -L$(ATLASPATH)/32 -lcblas -lf77blas -latlas -lm
 else
 LIBATLAS	= -L$(ATLASPATH)/32 -lptf77blas -lptatlas -lpthread -lm
 endif
+
+ifdef HAVE_SSE3
+ifndef DYNAMIC_ARCH
+CCOMMON_OPT += -msse3
+FCOMMON_OPT += -msse3
+ifdef HAVE_SSSE3
+CCOMMON_OPT += -mssse3
+FCOMMON_OPT += -mssse3
+endif
+ifdef HAVE_SSE4_1
+CCOMMON_OPT += -msse4.1
+FCOMMON_OPT += -msse4.1
+endif
+endif
+endif
+
diff --git a/kernel/Makefile b/kernel/Makefile
index abe2e08d6..495f3609f 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -46,6 +46,9 @@ endif
 ifdef TARGET_CORE
 	ifeq ($(TARGET_CORE), $(filter $(TARGET_CORE),PRESCOTT CORE2 PENRYN DUNNINGTON ATOM NANO SANDYBRIDGE HASWELL NEHALEM ZEN BARCELONA BOBCAT BULLDOZER PILEDRIVER EXCAVATOR STEAMROLLER OPTERON_SSE3))
 	override CFLAGS += -msse3 -mssse3 -msse4.1
+endif
+	ifeq ($(TARGET_CORE), $(filter $(TARGET_CORE),KATMAI COPPERMINE NEHALEM BARCELONA CORE2 PRESCOTT NORTHWOOD ATHLON))
+	override CFLAGS += -msse -msse2
 endif
 ifeq ($(TARGET_CORE), COOPERLAKE)
  override CFLAGS += -DBUILD_KERNEL -DTABLE_NAME=gotoblas_$(TARGET_CORE)
diff --git a/kernel/setparam-ref.c b/kernel/setparam-ref.c
index 72fbf32bf..849a4194a 100644
--- a/kernel/setparam-ref.c
+++ b/kernel/setparam-ref.c
@@ -1164,7 +1164,7 @@ static void init_parameter(void) {
   TABLE_NAME.xgemm3m_q = QGEMM_DEFAULT_Q;
 #endif
 
-#if (CORE_KATMAI)  || (CORE_COPPERMINE) || (CORE_BANIAS) || (CORE_YONAH) || (CORE_ATHLON)
+#if defined(CORE_KATMAI)  || defined(CORE_COPPERMINE) || defined(CORE_BANIAS) || defined(CORE_YONAH) || defined(CORE_ATHLON)
 
 #ifdef DEBUG
   fprintf(stderr, "Katmai, Coppermine, Banias, Athlon\n");
diff --git a/kernel/x86_64/iamax_sse.S b/kernel/x86_64/iamax_sse.S
index 4f62b9be2..14c7f43ec 100644
--- a/kernel/x86_64/iamax_sse.S
+++ b/kernel/x86_64/iamax_sse.S
@@ -51,6 +51,8 @@
 #define MAXPS	maxps
 #define MAXSS	maxss
 #ifdef USE_MIN
+#undef MAXPS
+#undef MAXSS
 #define MAXPS	minps
 #define MAXSS	minss
 #endif