diff --git a/Scripts/sql-update-20070822.sh b/Scripts/sql-update-20070822.sh
index a8014c7ac..80a41a2bd 100755
--- a/Scripts/sql-update-20070822.sh
+++ b/Scripts/sql-update-20070822.sh
@@ -46,5 +46,25 @@ do
   addField
 done
 
-sqlscript="$sqlscript;"
-echo "$sqlscript" | psql -e -U $username -h $hostname $database
+sqlscript="$sqlscript;update $indextable set c_path4 = 'personal', c_path = '/Users/' || c_path2 || '/Calendar/personal' where c_path3 = 'Calendar' and c_path4 is null;"
+
+function updateCalendarLocation() {
+    oldIFS="$IFS"
+    IFS=" "
+    user="`echo $table | cut -f 1 -d :`"
+    tablename="`echo $table | cut -f 2 -d :`"
+    newstart="/$user/Calendar/personal";
+    part="update $tablename set c_object = replace(c_object, '/$user/Calendar', '$newstart') where c_object not like '$newstart%';";
+    sqlscript="$sqlscript$part"
+    IFS="$oldIFS"
+}
+
+tables=`psql -t -U $username -h $hostname $database -c "select c_path2 || ':' || split_part(c_acl_location, '/', 5) from $indextable where c_folder_type = 'Appointment';"`
+for table in $tables;
+do
+  updateCalendarLocation
+done
+
+echo "$sqlscript" | psql -q -e -U $username -h $hostname $database > /dev/null
+
+echo "Please ignore the errors above. They just mean that the migration was already done for the elements in question.";
\ No newline at end of file