diff --git a/src/pylorax/__init__.py b/src/pylorax/__init__.py
index 548b3b27..866e38ad 100644
--- a/src/pylorax/__init__.py
+++ b/src/pylorax/__init__.py
@@ -1063,7 +1063,7 @@ class LoraxInstallTree(BaseLoraxClass):
         shutil.copy2(src, dst)
 
         cmd = [self.lcmds.GCONFTOOL, "--direct",
-               '--config-source="xml:readwrite:{0}"'.format(dstdir),
+               '--config-source=xml:readwrite:{0}'.format(dstdir),
                "--load", dst]
 
         p = subprocess.Popen(cmd, stdout=subprocess.PIPE)