diff --git a/obs-service-tar_scm.changes b/obs-service-tar_scm.changes
index 140605e..7fa6fc9 100644
--- a/obs-service-tar_scm.changes
+++ b/obs-service-tar_scm.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Aug 29 07:01:36 UTC 2011 - adrian@suse.de
+
+- make it possible to create tar balls without version tag (#714542)
+
 -------------------------------------------------------------------
 Fri Aug 26 06:49:13 UTC 2011 - adrian@suse.de
 
diff --git a/tar_scm b/tar_scm
index a55f9be..43202f5 100644
--- a/tar_scm
+++ b/tar_scm
@@ -13,7 +13,7 @@
 # defaults
 MYSCM=""
 MYURL=""
-MYVERSION=""
+MYVERSION="_auto_"
 MYPREFIX=""
 MYFILENAME=""
 MYREVISION=""
@@ -168,7 +168,7 @@ if [ "$MYSCM" == "svn" ]; then
        cd -
     fi
   fi
-  if [ -z "$VERSION" ]; then
+  if [ "$VERSION" == "_auto_" ]; then
     cd "$FILE"
     [ -n "$MYPREFIX" ] && MYPREFIX="$MYPREFIX.rev"
     VERSION="$MYPREFIX"`LC_ALL=C svn info | sed -n 's,^Last Changed Rev: \(.*\),\1,p'`
@@ -195,7 +195,7 @@ elif [ "$MYSCM" == "git" ]; then
       cd -
     fi
   fi
-  if [ -z "$VERSION" ]; then
+  if [ "$VERSION" == "_auto_" ]; then
     cd "$FILE"
     [ -n "$MYPREFIX" ] && MYPREFIX="$MYPREFIX."
     VERSION="$MYPREFIX"`git show --pretty=%at  | head -n 1`
@@ -219,7 +219,7 @@ elif [ "$MYSCM" == "hg" ]; then
     hg update "$MYREVISION" || exit 1
     cd -
   fi	  
-  if [ -z "$VERSION" ]; then
+  if [ "$VERSION" == "_auto_" ]; then
     cd "$FILE"
     [ -n "$MYPREFIX" ] && MYPREFIX="$MYPREFIX."
     # current working revision
@@ -246,7 +246,7 @@ elif [ "$MYSCM" == "bzr" ]; then
       bzr checkout "$MYURL" "${FILE}" || exit 1
     fi
   fi
-  if [ -z "$VERSION" ]; then
+  if [ "$VERSION" == "_auto_" ]; then
     cd "$FILE"
     [ -n "$MYPREFIX" ] && MYPREFIX="$MYPREFIX."
     VERSION="$MYPREFIX"`bzr revno`
@@ -262,9 +262,15 @@ if [ ! -e "$FILE/$MYSUBDIR" ]; then
   exit 1
 fi
 
-mv "$FILE/$MYSUBDIR" "${FILE}-${VERSION}" || exit 1
+if [ -z "$VERSION" ]; then
+  FILENAME="$FILE"
+else
+  FILENAME="${FILE}-${VERSION}"
+fi
 
-tar cf "$MYOUTDIR/${FILE}-${VERSION}.tar" $EXCLUDES "${FILE}-${VERSION}" || exit 1
-rm -rf "${FILE}-${VERSION}" "$FILE"
+mv "$FILE/$MYSUBDIR" "${FILENAME}" || exit 1
+
+tar cf "$MYOUTDIR/${FILENAME}.tar" $EXCLUDES "${FILENAME}" || exit 1
+rm -rf "${FILENAME}" "$FILE"
 
 exit 0