diff --git a/lib/intercept.js b/lib/intercept.js
index fc20388..f43f97c 100644
--- a/lib/intercept.js
+++ b/lib/intercept.js
@@ -37,7 +37,9 @@
 				setRandomSupply(randomSupplies.nonPersistent);
 		}
 	}
-	scope.setRandomSupplyByType = setRandomSupplyByType;
+	settings.on("rng", function(){
+		setRandomSupplyByType(settings.rng);
+	});
 	
 	function getURL(window){
 		var href;
@@ -262,7 +264,6 @@
 						case "allow":
 							return {allow: true, original, window};
 						case "fake":
-							setRandomSupplyByType(prefs("rng"));
 							return {
 								allow: "fake",
 								prefs,