diff --git a/b2g/app/b2g.js b/b2g/app/b2g.js
index a9b0b7a81848..85c3de85398d 100644
--- a/b2g/app/b2g.js
+++ b/b2g/app/b2g.js
@@ -822,7 +822,6 @@ pref("gfx.canvas.skiagl.dynamic-cache", true);
 pref("gfx.gralloc.fence-with-readpixels", true);
 
 // Cell Broadcast API
-pref("dom.cellbroadcast.enabled", true);
 pref("ril.cellbroadcast.disabled", false);
 
 // ICC API
diff --git a/modules/libpref/src/init/all.js b/modules/libpref/src/init/all.js
index 7875b700ac08..f59cfb822ef4 100644
--- a/modules/libpref/src/init/all.js
+++ b/modules/libpref/src/init/all.js
@@ -4522,7 +4522,11 @@ pref("dom.telephony.enabled", false);
 pref("dom.telephony.defaultServiceId", 0);
 
 // Cell Broadcast API
+#ifdef MOZ_B2G_RIL
+pref("dom.cellbroadcast.enabled", true);
+#else
 pref("dom.cellbroadcast.enabled", false);
+#endif
 
 // ICC API
 pref("dom.icc.enabled", false);