diff --git a/suse_update_desktop_file.sh b/suse_update_desktop_file.sh
index 23c48b0..5b1c4fe 100644
--- a/suse_update_desktop_file.sh
+++ b/suse_update_desktop_file.sh
@@ -275,26 +275,24 @@ done
 echo "" >> "${FILE}" 
 CAT="${CAT#;}"
 if grep -q ^Categories= $FILE; then 
-  sed -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^Categories=.*,Categories='${CAT}',' "$FILE" > "${FILE}.new" && 
-  mv "${FILE}.new" "${FILE}" 
+  sed -i -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^Categories=.*,Categories='${CAT}',' "$FILE"
 else 
   if [ -n "${CAT%;}" ]; then
-    sed -e '/^\[Desktop Entry\]/a \
-'"Categories=${CAT%;};" $FILE > ${FILE}_ && mv ${FILE}_ $FILE
+    sed -i -e '/^\[Desktop Entry\]/a \
+'"Categories=${CAT%;};" $FILE
   fi
 fi
 if [ "$UNIMPORTANT" = "yes" ]; then
   if grep -q ^NoDisplay= $FILE; then
-    sed -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^NoDisplay=.*,NoDisplay=true,' "$FILE" > "${FILE}.new" && 
-    mv "${FILE}.new" "${FILE}" 
+    sed -i -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^NoDisplay=.*,NoDisplay=true,' "$FILE" 
   else
-    sed -e '/^\[Desktop Entry\]/a \
-NoDisplay=true' $FILE > ${FILE}_ && mv ${FILE}_ $FILE
+    sed -i -e '/^\[Desktop Entry\]/a \
+NoDisplay=true' $FILE 
   fi
 fi
 if [ "$DOCID" ]; then
-  sed -e '/^\[Desktop Entry\]/a \
-'"X-SuSE-DocTeamID=$DOCID" $FILE > ${FILE}_ && mv ${FILE}_ $FILE
+  sed -i -e '/^\[Desktop Entry\]/a \
+'"X-SuSE-DocTeamID=$DOCID" $FILE
 fi
 
 #
@@ -324,8 +322,8 @@ if [ -n "$DOCPATH" ] ; then
       mv "${FILE}.new" "${FILE}"
     fi
   else 
-    sed -e '/^\[Desktop Entry\]/a \
-'"DocPath=${DOCPATH}" $FILE > ${FILE}.new && mv ${FILE}.new $FILE
+    sed -i -e '/^\[Desktop Entry\]/a \
+'"DocPath=${DOCPATH}" $FILE 
     if $DOCPATH_IS_GUESS ; then
       echo NOTE: suse_update_desktop_file: Guessing DocPath=$DOCPATH in $FILE
     fi
@@ -338,41 +336,41 @@ if grep -q ^X-SuSE-translate= $FILE; then
 fi
 
 if [ "$NAME" != "no" ]; then
-    grep -v '^Name\[' $FILE > ${FILE}_ 
+    sed -i -e '/^Name\[/d' $FILE 
     if [ -n "$NAME" ]; then
-       if ! grep -q ^Name= ${FILE}_; then
-         sed -e '/^\[Desktop Entry\]/a '"Name=${NAME//,/\,}" ${FILE}_ > $FILE
+       if ! grep -q ^Name= ${FILE}; then
+         sed -i -e '/^\[Desktop Entry\]/a '"Name=${NAME//,/\,}" ${FILE}
        else
-         sed -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^Name=.*,Name='"${NAME//,/\,}"',' ${FILE}_ > $FILE
+         sed -i -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^Name=.*,Name='"${NAME//,/\,}"',' ${FILE}
        fi
     else
-      grep -v "^Name=" ${FILE}_ > $FILE
+      sed -i -e '/^Name=/d' $FILE
     fi
 fi
 
 if [ "$GNAME" != "no" ]; then
-    grep -v '^GenericName\[' $FILE > ${FILE}_
+    sed -i -e '/^GenericName\[/d' $FILE
     if [ -n "$GNAME" ]; then
        if ! grep -q ^GenericName= ${FILE}_; then
-	 sed -e '/^\[Desktop Entry\]/a '"GenericName=${GNAME//,/\,}" ${FILE}_ > $FILE
+	 sed -i -e '/^\[Desktop Entry\]/a '"GenericName=${GNAME//,/\,}" ${FILE}
        else
-         sed -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^GenericName=.*,GenericName='"${GNAME//,/\,}"',' ${FILE}_ > $FILE
+         sed -i -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^GenericName=.*,GenericName='"${GNAME//,/\,}"',' ${FILE}
        fi
     else
-      grep -v "^GenericName=" ${FILE}_ > $FILE
+      sed -i -e '/^GenericName=/d' $FILE
     fi
 fi
 
 if [ "$COMMENT" != "no" ]; then
-    grep -v '^Comment\[' $FILE > ${FILE}_ 
+    sed -i -e '/^Comment\[/d' $FILE 
     if [ -n "$COMMENT" ]; then
-	if ! grep -q ^Comment= ${FILE}_; then
-          sed -e '/^\[Desktop Entry\]/a '"Comment=${COMMENT//,/\,}" ${FILE}_ > $FILE
+	if ! grep -q ^Comment= ${FILE}; then
+          sed -i -e '/^\[Desktop Entry\]/a '"Comment=${COMMENT//,/\,}" ${FILE}
 	else
-          sed -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^Comment=.*,Comment='"${COMMENT//,/\,}"',' ${FILE}_ > $FILE
-       fi
+          sed -i -e '/^\[Desktop Entry\]/,/(\[.*|$)/ s,^Comment=.*,Comment='"${COMMENT//,/\,}"',' ${FILE}
+	fi
     else
-      grep -v "^Comment=" ${FILE}_ > $FILE
+      sed -i -e '/^Comment=/d' $FILE
     fi
 fi
 
@@ -380,6 +378,6 @@ if [ "$I18N" = "no" ]; then
   #
   # this file will not get translated
   #
-  sed -e '/^\[Desktop Entry\]/a \
-X-SuSE-translate=false' $FILE > ${FILE}_ && mv ${FILE}_ $FILE
+  sed -i -e '/^\[Desktop Entry\]/a \
+X-SuSE-translate=false' $FILE
 fi
diff --git a/update-desktop-files.changes b/update-desktop-files.changes
index d04df9b..28fe7aa 100644
--- a/update-desktop-files.changes
+++ b/update-desktop-files.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Dec 16 09:49:24 UTC 2011 - coolo@suse.com
+
+- use sed with inline option to avoid leaving temporary files behind
+
 -------------------------------------------------------------------
 Thu Dec 15 12:44:49 UTC 2011 - coolo@suse.com
 
diff --git a/update-desktop-files.spec b/update-desktop-files.spec
index b993eec..0182a4d 100644
--- a/update-desktop-files.spec
+++ b/update-desktop-files.spec
@@ -15,7 +15,6 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
-
 Name:           update-desktop-files
 Version:        12.1
 Release:        0