diff --git a/glib/tests/mainloop.c b/glib/tests/mainloop.c
index 2151a2709..fc6f29179 100644
--- a/glib/tests/mainloop.c
+++ b/glib/tests/mainloop.c
@@ -21,9 +21,6 @@
  */
 
 #include <glib.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <signal.h>
 
 static gboolean cb (gpointer data)
 {