diff --git a/src/Makefile.am b/src/Makefile.am
index f8efd9ef2..07cd537e8 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -314,12 +314,13 @@ endif
 if HAVE_GLIB20
 TESTS_default += \
 		mainloop-test-glib
-endif
 
 if HAVE_GTK30
+# gtk-test depends on both glib and gtk
 TESTS_norun += \
 		gtk-test
 endif
+endif
 
 if HAVE_ALSA
 TESTS_norun += \