diff --git a/doc/reference/clutter/running-clutter.xml b/doc/reference/clutter/running-clutter.xml
index 2a1da9bb4..0469ead38 100644
--- a/doc/reference/clutter/running-clutter.xml
+++ b/doc/reference/clutter/running-clutter.xml
@@ -80,7 +80,7 @@
CLUTTER_ENABLE_DIAGNOSTIC
When set to 1, enables diagnostic messages for run-time
- deprecations, similarly to G_ENABLE_DIAGNOSTIC in
+ deprecations, similarly to G_ENABLE_DIAGNOSTIC in
GLib.