diff --git a/app/assets/javascripts/player/vt.js.coffee b/app/assets/javascripts/player/vt.js.coffee
index 52aa37e..cc3d606 100644
--- a/app/assets/javascripts/player/vt.js.coffee
+++ b/app/assets/javascripts/player/vt.js.coffee
@@ -10,7 +10,7 @@ class AsciiIo.VT
       @handleControlCharacter(data[1])
       return 2
 
-    else if match = data.match(/^(\x1b\x5d|\x9d).*?(\x1b\\\\|\x9c|\x07)/)
+    else if match = data.match(/^(\x1b\x5d|\x9d).*?(\x1b\\|\x9c|\x07)/)
       # OSC seq
       return match[0].length