diff --git a/sb/scripts/url-prod-to-int.sh b/sb/scripts/url-prod-to-int.sh
new file mode 100755
index 0000000..6b5bb3f
--- /dev/null
+++ b/sb/scripts/url-prod-to-int.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+set -e
+
+# script im root dir ausführen
+working_directory=$(basename $(pwd))
+if [ "$working_directory" != "FOERBICO" ]; then
+  echo "not in root dir 'FOERBICO'"
+  exit 1
+fi
+
+find sb/public -type f | while read FILE ;
+do
+    sed -i -s -E 's|http://oer.community/|http://int.oer.community/|g' "$FILE"
+    sed -i -s -E 's|https://oer.community/|https://int.oer.community/|g' "$FILE"
+    #sed -i -s -E 's|https://oer.community/|https://xxx.oer.community/|g' "$FILE"
+done
+#TODO / FIXME: Basis-Ordner dynamsich; als Parameter
\ No newline at end of file