diff --git a/src/org.gnome.Sysprof3.Profiler.xml b/src/org.gnome.Sysprof3.Profiler.xml
index 4ca4ca05..619f79bc 100644
--- a/src/org.gnome.Sysprof3.Profiler.xml
+++ b/src/org.gnome.Sysprof3.Profiler.xml
@@ -2,9 +2,9 @@
 "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
 <node>
   <interface name="org.gnome.Sysprof3.Profiler">
-    <method name='Start'>
-      <arg type='h' name='fd' direction='in'/>
+    <method name="Start">
+      <arg type="h" name="fd" direction="in"/>
     </method>
-    <method name='Stop'/>
+    <method name="Stop"/>
   </interface>
 </node>