diff --git a/kernel/Makefile.L3 b/kernel/Makefile.L3
index 066426396..4284fbfa0 100644
--- a/kernel/Makefile.L3
+++ b/kernel/Makefile.L3
@@ -29,8 +29,10 @@ USE_TRMM = 1
 endif
 
 ifeq ($(CORE), HASWELL)
+ifeq ($(ARCH), x86_64)
 USE_TRMM = 1
 endif
+endif
 
 ifeq ($(CORE), ZEN)
 USE_TRMM = 1