diff --git a/doc/libfprint-2.types b/doc/libfprint-2.types
index 23748d55..9105af02 100644
--- a/doc/libfprint-2.types
+++ b/doc/libfprint-2.types
@@ -1,4 +1,5 @@
 #include <libfprint-2/fprint.h>
+#include <libfprint-2/fp-image-device.h>
 
 fp_context_get_type
 fp_device_get_type