diff --git a/sys/auto_init/Makefile b/sys/auto_init/Makefile
index cf0cb48c74..d807664555 100644
--- a/sys/auto_init/Makefile
+++ b/sys/auto_init/Makefile
@@ -1,5 +1,5 @@
 INCLUDES = -I../include -I$(RIOTBASE)/core/include/ -I$(RIOTBASE)/drivers/include
-MODULE =auto_init
+MODULE = auto_init
 
 include $(RIOTBASE)/Makefile.base
 
diff --git a/sys/timex/Makefile b/sys/timex/Makefile
index 09c9f9c7c5..0275f959ac 100644
--- a/sys/timex/Makefile
+++ b/sys/timex/Makefile
@@ -1,5 +1,5 @@
 INCLUDES = -I../include 
-MODULE =timex
+MODULE = timex
 
 include $(RIOTBASE)/Makefile.base