diff --git a/obs-service-tar_scm.changes b/obs-service-tar_scm.changes
index 1bb3216..4178de3 100644
--- a/obs-service-tar_scm.changes
+++ b/obs-service-tar_scm.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Mon Sep 24 11:47:27 UTC 2012 - jslaby@suse.com
+
+- add --date=short to get_vesion of git and remove '-' chars
+  by sed. This allows us to use %ad as versionformat and
+  have something like "20120916" as version instead of
+  terrible Unix timestamps.
+
 -------------------------------------------------------------------
 Fri Jul 27 11:16:47 UTC 2012 - aspiers@suse.com
 
diff --git a/tar_scm b/tar_scm
index b4714e9..0c10665 100644
--- a/tar_scm
+++ b/tar_scm
@@ -402,7 +402,7 @@ get_version () {
   case "$MYSCM" in
     git)
       #version=`safe_run git show --pretty=format:"$MYFORMAT" | head -n 1`
-      version=`safe_run git log -n1 --pretty=format:"$MYFORMAT"`
+      version=`safe_run git log -n1 --date=short --pretty=format:"$MYFORMAT"|sed 's@-@@g'`
       ;;
     svn)
       #rev=`LC_ALL=C safe_run svn info | awk '/^Revision:/ { print $2 }'`