diff --git a/_service b/_service
index a20094e..96cb30b 100644
--- a/_service
+++ b/_service
@@ -3,6 +3,7 @@
 		<param name="scm">svn</param>
 		<param name="url">https://svn.prboom.org/repos/branches/prboom-plus-24/prboom2</param>
 		<param name="exclude">data/sounds/dsdg*</param>
+		<param name="exclude">data/sprites/dogs*</param>
 		<param name="versionformat">2.5.1.5+svn%r</param>
 	</service>
 	<service name="recompress" mode="disabled">
diff --git a/clean_source.sh b/clean_source.sh
deleted file mode 100644
index eae745d..0000000
--- a/clean_source.sh
+++ /dev/null
@@ -1,18 +0,0 @@
-#!/bin/sh -ex
-# To be used with normal tarballs; it's replicated in _service for service downloads.
-# Remove Wolfenstein dogs from source; they belong to another game
-# with incompatible licensing.
-
-: ${DOOMWADDIR:=/usr/share/doom};
-
-version=$(perl -lne 'if(/^Version\s*:\s*(\S+)/){print$1;exit}' <prboom-plus.spec)
-rm -Rf "prboom-plus-$version"
-tar -xf "prboom-plus-$version.tar.gz"
-pushd "prboom-plus-$version/"
-# retain files so automake won't complain
-for i in data/sounds/dsdg*.wav data/sprites/dogs*.ppm; do
-	>"$i"
-done
-popd
-find "prboom-plus-$version" -print0 | sort -z | \
-	tar --no-r --null --use=xz -T- -cvf "prboom-plus-$version+.tar.xz"
diff --git a/prboom-plus.spec b/prboom-plus.spec
index d0f9769..ecff1b3 100644
--- a/prboom-plus.spec
+++ b/prboom-plus.spec
@@ -27,7 +27,6 @@ Url:            http://prboom-plus.sf.net/
 #SVN-Clone:	https://svn.prboom.org/repos/branches/prboom-plus-24/prboom2
 #DL-URL:	http://downloads.sf.net/prboom-plus/prboom-plus-2.5.1.4.tar.gz
 Source:         prboom2-%version.tar.xz
-Source2:        clean_source.sh
 Patch1:         prboom-nodatetime.diff
 Patch2:         prboom-types1.diff
 Patch3:         prboom-types2.diff
@@ -75,7 +74,8 @@ PrBoom+ is a conservative Doom source port. It features:
 %patch -P 1 -P 2 -P 3 -P 5 -P 6 -P 7 -P 8 -p1
 
 %build
-cp -al data/sounds/free/*.wav data/sounds/
+cp -alv data/sounds/free/*.wav data/sounds/
+cp -alv data/sprites/free/* data/sprites/
 autoreconf -fi
 # rpm has its own optimizations, so turn off shipped defaults
 %configure --enable-gl --disable-cpu-opt --program-prefix="" \
diff --git a/prboom2-2.5.1.5+svn4532.tar.xz b/prboom2-2.5.1.5+svn4532.tar.xz
index 0bb205d..2d2d5a0 100644
--- a/prboom2-2.5.1.5+svn4532.tar.xz
+++ b/prboom2-2.5.1.5+svn4532.tar.xz
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:beab681f955e75a89dcc9366ff394b1fa29c2f79e2aaf785cb180963e68e5e95
-size 1698948
+oid sha256:faebc9ebee10d34ab862d155eb3dd1e0764b168a09a4389bb10acc9d5f35f527
+size 1684780