diff --git a/suse_update_desktop_file.sh b/suse_update_desktop_file.sh
index 1cf5249..49f8afc 100644
--- a/suse_update_desktop_file.sh
+++ b/suse_update_desktop_file.sh
@@ -219,7 +219,7 @@ if grep -q ^Categories= $FILE; then
 else 
   if [ -n "${CAT%;}" ]; then
     sed -e '/^\[Desktop Entry\]/a \
-'"Categories=${CAT%;}" $FILE > ${FILE}_ && mv ${FILE}_ $FILE
+'"Categories=${CAT%;};" $FILE > ${FILE}_ && mv ${FILE}_ $FILE
   fi
 fi
 if [ "$UNIMPORTANT" = "yes" ]; then
@@ -356,3 +356,5 @@ if [ "$EXEC" != "$_EXEC" ]; then
   sed -e "s,^Exec=.*,Exec=${CHK} ${EXEC}," "$FILE" > "${FILE}.new" && 
     mv "${FILE}.new" "${FILE}" 
 fi
+
+/usr/bin/desktop-file-validate "${FILE}"
diff --git a/update-desktop-files.changes b/update-desktop-files.changes
index 744e92e..12603f6 100644
--- a/update-desktop-files.changes
+++ b/update-desktop-files.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Apr 25 14:45:06 CEST 2007 - coolo@suse.de
+
+- following suggestion on IRC and call desktop-file-validate
+   as part of the build check
+
 -------------------------------------------------------------------
 Tue Apr 24 16:23:40 CEST 2007 - coolo@suse.de
 
diff --git a/update-desktop-files.spec b/update-desktop-files.spec
index 666b357..2637015 100644
--- a/update-desktop-files.spec
+++ b/update-desktop-files.spec
@@ -12,12 +12,13 @@
 
 Name:           update-desktop-files
 Version:        10.3
-Release:        8
+Release:        10
 Summary:        A Build Tool to Update Desktop Files
 License:        GNU General Public License (GPL)
 Group:          Development/Tools/Building
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Requires:       desktop-translations = %{version}
+Requires:       desktop-file-utils
 Autoreqprov:    on
 Source:         suse_update_desktop_file.sh
 Source1:        map-desktop-category.sh
@@ -121,6 +122,9 @@ rm -rf $RPM_BUILD_ROOT
 /usr/share/locale/*/LC_MESSAGES/*mo
 
 %changelog
+* Wed Apr 25 2007 - coolo@suse.de
+- following suggestion on IRC and call desktop-file-validate
+  as part of the build check
 * Tue Apr 24 2007 - coolo@suse.de
 - don't look at /usr/share twice
 * Tue Apr 24 2007 - coolo@suse.de