diff --git a/armsrc/Makefile b/armsrc/Makefile
index 7cf1a0ce1..ed129c950 100644
--- a/armsrc/Makefile
+++ b/armsrc/Makefile
@@ -87,13 +87,13 @@ else
 	SRC_FPC =
 endif
 
-ifneq (,$(findstring WITH_HITAG,$(APP_CLAGS)))
+ifneq (,$(findstring WITH_HITAG,$(APP_CFLAGS)))
     SRC_HITAG = hitag2_crypto.c hitag2.c hitagS.c
 else
     SRC_HITAG =
 endif
 
-ifneq (,$(findstring WITH_LCD,$(APP_CLAGS)))
+ifneq (,$(findstring WITH_LCD,$(APP_CFLAGS)))
     SRC_LCD = fonts.c LCD.c
 else
     SRC_LCD =