diff --git a/kernel/Makefile.L3 b/kernel/Makefile.L3
index 9258f216d..eafcfb1b4 100644
--- a/kernel/Makefile.L3
+++ b/kernel/Makefile.L3
@@ -48,6 +48,10 @@ ifeq ($(ARCH), zarch)
 USE_TRMM = 1
 endif
 
+ifeq ($(CORE), Z14)
+USE_TRMM = 1
+endif
+