diff --git a/Android.mk b/Android.mk
index f4c3fea..8207efc 100644
--- a/Android.mk
+++ b/Android.mk
@@ -23,7 +23,7 @@
 
 LOCAL_MODULE := webview
 LOCAL_MODULE_CLASS := APPS
-LOCAL_CERTIFICATE := $(DEFAULT_SYSTEM_DEV_CERTIFICATE)
+LOCAL_CERTIFICATE := platform
 LOCAL_REQUIRED_MODULES := \
         libwebviewchromium_loader \
         libwebviewchromium_plat_support