diff --git a/lib/git/git.js b/lib/git/git.js
index 78bfce2..746d181 100644
--- a/lib/git/git.js
+++ b/lib/git/git.js
@@ -226,7 +226,7 @@ Git.prototype.call_git = function(prefix, command, gitargs, postfix, options, ar
     // Join the arguments
     var final_arguments = option_arguments.concat(ext_args);
     // Build a call
-    call_string = prefix + Git.git_binary + ' --git-dir="'+ this.git_directory + '" ' + ext_git_args  + command.toString().replace(/_/, '-') + ' ' + final_arguments.join(" ") + postfix;
+    call_string = prefix + Git.git_binary + ' --git-dir="' + shell_escape(this.git_directory) + '" ' + ext_git_args  + command.toString().replace(/_/, '-') + ' ' + final_arguments.join(" ") + postfix;
   }
   // Execute the function
   this.exec(call_string, { encoding: 'utf8', timeout: timeout, killSignal: 'SIGKILL'}, callback);