diff --git a/xdg-app-utils.c b/xdg-app-utils.c
index a86f592f..ad0e9893 100644
--- a/xdg-app-utils.c
+++ b/xdg-app-utils.c
@@ -2,6 +2,7 @@
 
 #include "xdg-app-utils.h"
 
+#include <glib.h>
 #include <stdlib.h>
 #include <sys/utsname.h>