diff --git a/cogl/cogl-gles2/Makefile.am b/cogl/cogl-gles2/Makefile.am
index f7adf43ca..294228d7a 100644
--- a/cogl/cogl-gles2/Makefile.am
+++ b/cogl/cogl-gles2/Makefile.am
@@ -2,6 +2,8 @@
 
 NULL =
 
+DISTCLEANFILES =
+
 mutterlibdir = $(libdir)/mutter
 mutterlib_LTLIBRARIES = libmutter-cogl-gles2-@LIBMUTTER_API_VERSION@.la
 
@@ -29,3 +31,5 @@ pc_files = mutter-cogl-gles2-$(LIBMUTTER_API_VERSION).pc
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = $(pc_files)
+
+DISTCLEANFILES += $(pc_files)
diff --git a/src/Makefile.am b/src/Makefile.am
index 6997151c2..405108ed2 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -532,7 +532,8 @@ CLEANFILES =					\
 	$(gir_DATA)
 
 DISTCLEANFILES = 				\
-	$(libmutterinclude_built_headers)
+	$(libmutterinclude_built_headers)	\
+	$(pkgconfig_DATA)
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libmutter-$(LIBMUTTER_API_VERSION).pc