diff --git a/src/cairo-xml-surface.c b/src/cairo-xml-surface.c
index d909a94b8..f15a7677d 100644
--- a/src/cairo-xml-surface.c
+++ b/src/cairo-xml-surface.c
@@ -47,6 +47,7 @@
 #include "cairo-clip-private.h"
 #include "cairo-device-private.h"
 #include "cairo-default-context-private.h"
+#include "cairo-image-surface-private.h"
 #include "cairo-error-private.h"
 #include "cairo-output-stream-private.h"
 #include "cairo-recording-surface-private.h"