diff --git a/autoload/vundle.vim b/autoload/vundle.vim
index 2657121..efd8156 100644
--- a/autoload/vundle.vim
+++ b/autoload/vundle.vim
@@ -2,7 +2,7 @@
 " Author:       gmarik
 " HomePage:     http://github.com/gmarik/Vundle.vim
 " Readme:       http://github.com/gmarik/Vundle.vim/blob/master/README.md
-" Version:      0.9
+" Version:      0.10.1
 
 " Plugin Commands
 com! -nargs=+  -bar   Plugin
diff --git a/autoload/vundle/config.vim b/autoload/vundle/config.vim
index 561f468..46d694e 100644
--- a/autoload/vundle/config.vim
+++ b/autoload/vundle/config.vim
@@ -167,6 +167,7 @@ func! s:rtp_add_defaults()
   let default = &rtp
   let &rtp = current
   for item in reverse(split(default, ','))
+    let item = fnameescape(item)
     exec 'set rtp-=' . item
     if fnamemodify(item, ":t") == 'after'
       exec 'set rtp+=' . item
diff --git a/changelog.md b/changelog.md
index a537da7..8c3a36e 100644
--- a/changelog.md
+++ b/changelog.md
@@ -2,6 +2,9 @@ Change Log
 ==========
 F = Feature, B = Bug Fix, D = Doc Change
 
+### Version 0.10.1
+- B: #451 Escape spaces when handling rtp directories
+
 ### Version 0.10
 - F: #415 Support plugin pinning (for non-git repos & preventing updates)
 - F: #440 Detect plugin name collisions