diff --git a/bin/git-extras b/bin/git-extras
index e3c9a7f..f7b541e 100755
--- a/bin/git-extras
+++ b/bin/git-extras
@@ -9,7 +9,7 @@ update() {
     && git clone --depth 1 http://github.com/visionmedia/git-extras.git \
     && cd git-extras \
     && make install \
-    && cd $orig \
+    && cd "$orig" \
     && echo "... updated git-extras $VERSION -> $(git extras --version)"
 }
 
@@ -24,4 +24,4 @@ case "$1" in
     test "$INSTALL" = "y" && update && exit
     man git-extras
     ;;
-esac
\ No newline at end of file
+esac