diff --git a/README.md b/README.md
index 1c4d018..af9b18b 100644
--- a/README.md
+++ b/README.md
@@ -14,4 +14,5 @@ forgejo.sh setup root admin1234 codeberg.org/forgejo/forgejo 1.21
 forgejo-runner.sh setup
 firefox http://$(cat forgejo-ip):3000
 tests/run.sh --debug
+tests/run.sh --debug create_pull_request
 ```
diff --git a/action.yml b/action.yml
index a39b271..a2440c7 100644
--- a/action.yml
+++ b/action.yml
@@ -29,6 +29,8 @@ inputs:
   update:
     description: 'path to the script to update the content of the cascading PR'
     required: true
+  prefix:
+    description: 'prefix of the cascading PR created on destination-repo (default to {origin-repo})'
   verbose:
     description: 'if true print verbose information'
     default: false
@@ -57,3 +59,4 @@ runs:
                         --destination-token "${{ inputs.destination-token }}" \
                         --destination-branch "${{ inputs.destination-branch }}" \
                         --update "${{ inputs.update }}"
+                        --prefix "${{ inputs.prefix }}"
diff --git a/cascading-pr.sh b/cascading-pr.sh
old mode 100644
new mode 100755
index 2af8f8a..10c7b59
--- a/cascading-pr.sh
+++ b/cascading-pr.sh
@@ -7,6 +7,7 @@ source $SELF_DIR/cascading-pr-lib.sh
 function run() {
     options[origin_host_port]=$(host_port ${options[origin_url]})
     options[destination_host_port]=$(host_port ${options[destination_url]})
+    : ${options[prefix]:=${options[origin_repo]}}
 				
     # login destination
     # open a PR on destination
@@ -55,6 +56,9 @@ function main() {
 		shift
 		options[update]=$1
 		;;
+	    --prefix)
+		shift
+		options[prefix]=$1
 	    *)
 		"${1:-run}"
 		return 0