diff --git a/system.prop b/system.prop
index 512fab4..ad48ec7 100755
--- a/system.prop
+++ b/system.prop
@@ -50,3 +50,5 @@
 # Default ECCList (Except USCC)
 ro.ril.ecclist=112,911,#911,*911
 
+# Set default cdma subscription to RUIM in database
+ro.telephony.default_cdma_sub=0