diff --git a/src-libs/Makefile.am b/src-libs/Makefile.am
index f0903b83..14828046 100644
--- a/src-libs/Makefile.am
+++ b/src-libs/Makefile.am
@@ -1,3 +1,4 @@
 EXTRA_DIST = \
 	metakit-2.4.3-33.tar.gz \
-	zlib-1.1.4.tar.gz
+	zlib-1.1.4.tar.gz \
+	zlib.dsp