diff --git a/toolbox/Android.mk b/toolbox/Android.mk
index 5699aa5..c43c05b 100644
--- a/toolbox/Android.mk
+++ b/toolbox/Android.mk
@@ -1,7 +1,7 @@
 LOCAL_PATH:= system/core/toolbox/
 
 
-ifeq ($(PLATFORM_VERSION), 5.0.1)
+ifeq ($(PLATFORM_SDK_VERSION), 21)
 
 # Rule for lollipop
 common_cflags := \