diff --git a/src/cairo-recording-surface.c b/src/cairo-recording-surface.c
index 6add3a218..3daa6f0b6 100644
--- a/src/cairo-recording-surface.c
+++ b/src/cairo-recording-surface.c
@@ -593,6 +593,8 @@ _cairo_recording_surface_finish (void *abstract_surface)
 
     _cairo_array_fini (&surface->commands);
 
+    CAIRO_MUTEX_FINI (surface->mutex);
+
     if (surface->bbtree.left)
 	bbtree_del (surface->bbtree.left);
     if (surface->bbtree.right)