1 files changed, 1 insertions, 0 deletions
diff --git a/Android.mk b/Android.mk
index 6433b95..d3deaac 100644
--- a/Android.mk
+++ b/Android.mk
@@ -19,6 +19,7 @@ include $(CLEAR_VARS)
 LOCAL_MODULE_TAGS := optional
 
 LOCAL_SDK_VERSION := current
+LOCAL_MIN_SDK_VERSION := 21
 
 LOCAL_SRC_FILES := \
 	$(call all-java-files-under, src)