diff --git a/manifest.json b/manifest.json
index db73f7b7..64c83094 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "name": "Video Speed Controller",
   "short_name": "videospeed",
-  "version": "0.5.9",
+  "version": "0.5.9.1",
   "manifest_version": 2,
   "description": "Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.",
   "homepage_url": "https://github.com/codebicycle/videospeed",
diff --git a/options.js b/options.js
index 8bc0719b..44b82d8d 100644
--- a/options.js
+++ b/options.js
@@ -75,6 +75,9 @@ var keyCodeAliases = {
   220: '\\',
   221: ']',
   222: '\'',
+  59:  ';',
+  61:  '+',
+  173: '-',
 }
 
 function recordKeyPress(e) {