diff --git a/package/base-files/Makefile b/package/base-files/Makefile
index bbc101107f..6a697f153c 100644
--- a/package/base-files/Makefile
+++ b/package/base-files/Makefile
@@ -24,7 +24,7 @@ ifneq ($(DUMP),1)
   ifeq ($(ARCH),x86_64)
     LIB_SUFFIX:=64
   endif
-  ifeq ($(ARCH),mips64)
+  ifneq ($(findstring mips64,$(ARCH)),)
     LIB_SUFFIX:=64
   endif
 else