diff --git a/src/Makefile.am b/src/Makefile.am
index 1833d24e6..20bea802e 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -304,7 +304,6 @@ Meta-$(api_version).gir: libmutter-wayland.la
 @META_GIR@_FILES =				\
 	mutter-enum-types.h			\
 	$(libmutterinclude_base_headers)	\
-	$(filter %.c,$(libmutter_wayland_la_SOURCES))
 	$(filter %.c,$(libmutter_wayland_la_SOURCES) $(nodist_libmutter_wayland_la_SOURCES))
 @META_GIR@_SCANNERFLAGS = --warn-all --warn-error