diff --git a/gst-libs/gst/pbutils/Makefile.am b/gst-libs/gst/pbutils/Makefile.am
index 81dfe4b722..91754f7e9e 100644
--- a/gst-libs/gst/pbutils/Makefile.am
+++ b/gst-libs/gst/pbutils/Makefile.am
@@ -14,14 +14,6 @@ glib_enum_define = GST_INSTALL
 glib_gen_prefix = gst_install
 glib_gen_basename = pbutils
 
-built_sources = \
-	pbutils-enumtypes.c	\
-	pbutils-marshal.c
-
-built_headers = \
-	pbutils-enumtypes.h	\
-	pbutils-marshal.h
-
 built_headers_configure = \
 	gstpluginsbaseversion.h
 
@@ -36,13 +28,16 @@ libgstpbutils_@GST_MAJORMINOR@_la_SOURCES = \
 	gstdiscoverer-types.c
 
 nodist_libgstpbutils_@GST_MAJORMINOR@_la_SOURCES = \
-	$(built_sources)
+	pbutils-enumtypes.c	\
+	pbutils-marshal.c
 
 libgstpbutils_@GST_MAJORMINOR@includedir = $(includedir)/gstreamer-@GST_MAJORMINOR@/gst/pbutils
 libgstpbutils_@GST_MAJORMINOR@include_HEADERS = \
 	$(headers_pbutils)
 nodist_libgstpbutils_@GST_MAJORMINOR@include_HEADERS = \
-	$(built_headers) $(built_headers_configure)
+	$(built_headers_configure) \
+	pbutils-enumtypes.h     \
+	pbutils-marshal.h
 noinst_HEADERS = \
 	pbutils-private.h
 EXTRA_DIST = pbutils-marshal.list
@@ -54,13 +49,15 @@ libgstpbutils_@GST_MAJORMINOR@_la_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(GST_CFLA
 libgstpbutils_@GST_MAJORMINOR@_la_LDFLAGS = $(GST_LIB_LDFLAGS) $(GST_ALL_LDFLAGS) $(GST_LT_LDFLAGS)
 
 BUILT_SOURCES = \
-	$(built_sources) \
-	$(built_headers)
+	pbutils-enumtypes.c \
+	pbutils-enumtypes.h \
+	pbutils-marshal.c   \
+	pbutils-marshal.h
 
 CLEANFILES = $(BUILT_SOURCES)
 
 # DISTCLEANFILES is for files generated by configure
-DISTCLEANFILES = $(built_header_configure)
+DISTCLEANFILES = $(built_headers_configure)
 
 include $(top_srcdir)/common/gst-glib-gen.mak