diff --git a/blacklist.txt b/blacklist.txt
new file mode 100644
index 0000000..f88e069
--- /dev/null
+++ b/blacklist.txt
@@ -0,0 +1,3 @@
+https://www.youtube.com^
+||googlesyndication.com^
+||doubleclick.net^
diff --git a/filter.txt b/filter.txt
deleted file mode 100644
index 5a82db1..0000000
--- a/filter.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-https://www.youtube.com^
-@@https://www.youtube.com/*_ajax?*
-@@https://www.youtube.com/api/stats/atr*
-@@https://www.youtube.com/heartbeat?*
-@@https://www.youtube.com/yts/jsbin/*
-@@https://www.youtube.com/yts/cssbin/*
-@@https://www.youtube.com/yts/img/*
-||googlesyndication.com^
-||doubleclick.net^
diff --git a/sign b/sign
index a729a0e..6986957 100644
--- a/sign
+++ b/sign
@@ -1,11 +1,12 @@
-#!/bin/bash
-
-(
-  cd "$(dirname "$0")"
-  (
-    echo "[Adblock Plus 1.1]"
-    cat filter.txt
-  ) | python ext/adblockplus/addChecksum.py > signed.txt
-
-  cat signed.txt | python ext/adblockplus/validateChecksum.py
-)
+#!/bin/bash
+
+(
+  cd "$(dirname "$0")"
+  (
+    echo "[Adblock Plus 1.1]"
+    cat blacklist.txt | sort
+    cat whitelist.txt | sort | sed 's/^\(.*\)$/@@\1/g'
+  ) | python ext/adblockplus/addChecksum.py > signed.txt
+
+  cat signed.txt | python ext/adblockplus/validateChecksum.py
+)
diff --git a/signed.txt b/signed.txt
index 519472c..4e506f1 100644
--- a/signed.txt
+++ b/signed.txt
@@ -1,11 +1,12 @@
 [Adblock Plus 1.1]
-! Checksum: C/ycEjf+uQtjh+fliAGBzg
+! Checksum: Qp9QMvPyJnS9jm6INfzgvQ
+||doubleclick.net^
+||googlesyndication.com^
 https://www.youtube.com^
 @@https://www.youtube.com/*_ajax?*
 @@https://www.youtube.com/api/stats/atr*
 @@https://www.youtube.com/heartbeat?*
-@@https://www.youtube.com/yts/jsbin/*
+@@https://www.youtube.com/playlist_edit_service_ajax/?*
 @@https://www.youtube.com/yts/cssbin/*
 @@https://www.youtube.com/yts/img/*
-||googlesyndication.com^
-||doubleclick.net^
+@@https://www.youtube.com/yts/jsbin/*
diff --git a/whitelist.txt b/whitelist.txt
new file mode 100644
index 0000000..7cdfd37
--- /dev/null
+++ b/whitelist.txt
@@ -0,0 +1,7 @@
+https://www.youtube.com/*_ajax?*
+https://www.youtube.com/api/stats/atr*
+https://www.youtube.com/heartbeat?*
+https://www.youtube.com/yts/jsbin/*
+https://www.youtube.com/yts/cssbin/*
+https://www.youtube.com/yts/img/*
+https://www.youtube.com/playlist_edit_service_ajax/?*