diff --git a/.github/workflows/finish-ceremony.yml b/.github/workflows/finish-ceremony.yml
index 8a71711..6a6b20e 100644
--- a/.github/workflows/finish-ceremony.yml
+++ b/.github/workflows/finish-ceremony.yml
@@ -4,7 +4,7 @@ on:
     types: [ closed ]
 jobs:
   finish-ceremony:
-    if: ${{ github.event.pull_request.merged == false && github.actor == github.event.pull_request.user.login && contains(github.event.pull_request.labels.*.name, 'on-going-ceremony') && startsWith(github.event.pull_request.head.ref, 'ceremony/') }}
+    if: ${{ github.event.pull_request.merged == false && github.actor == github.event.pull_request.assignee.login && contains(github.event.pull_request.labels.*.name, 'on-going-ceremony') && startsWith(github.event.pull_request.head.ref, 'ceremony/') }}
     runs-on: ubuntu-latest
     steps:
     - name: Checkout the repository
diff --git a/scripts/contribute b/scripts/contribute
index 95b4dc9..544e535 100755
--- a/scripts/contribute
+++ b/scripts/contribute
@@ -1,14 +1,60 @@
 #!/bin/bash
 
+intro_message() {
+    echo "
 
-prompt_env_inputs() {
-    echo "Welcome to the zk-voceremony contribution process!
-    "
+       __     __   ______    ______   _______    ______   __    __  ______                                                                        
+      |  \   |  \ /      \  /      \ |       \  /      \ |  \  |  \|      \ 
+      | ##   | ##|  ######\|  ######\| #######\|  ######\| ##\ | ## \######
+      | ##   | ##| ##  | ##| ##   \##| ##  | ##| ##  | ##| ###\| ##  | ##     
+       \##\ /  ##| ##  | ##| ##      | ##  | ##| ##  | ##| ####\ ##  | ##
+        \##\  ## | ##  | ##| ##   __ | ##  | ##| ##  | ##| ##\## ##  | ##    
+         \## ##  | ##__/ ##| ##__/  \| ##__/ ##| ##__/ ##| ## \#### _| ##_
+          \###    \##    ## \##    ##| ##    ## \##    ##| ##  \###|   ## \  
+           \#      \######   \######  \#######   \######  \##   \## \######    
+
+                 zk-SNARKs Anonymous Voting Trusted Setup Ceremony 
+                                                                        
+                                   ,******,*,.                                 
+                                   *********,,,,,,,,.                             
+                                  *//*********,,,,,,                              
+                                  //////**********,.                               
+                             .,**///////////*******.                                
+                       .*********(((////////////***,,,,,,.                          
+                .**************,*((((((((/////////*,,,,,,,,,,,,.                          
+          ,********/////////////////((((((((//////,,,,,,,,,,,,.........              
+       (/***************///////////*******//(((((/*,,,,,,,,,,,...........,            
+       (#(((((/*,***********/..***/************,,,*,,,,,,,,,.......,,,,,,,                
+       ((##((((((((/*,,*********,,,,,,,,,,,,,,,,,,,,,,,,,...,******,***,,,          
+       #(((((((((((((((((/*,,,,,,,,,,,,,,,,,,,,,,,,...,***********,,,,,,,,           
+       #(((((((((((//((((((((///*,.,,,,,,,,,,...,***///**//*,,****,,,,,,,,     
+       ##((((((((((((((((//(((((//////*,..,**/////////************,,,,,,,,      
+       ##(((((((((((((((((((((///(((////*///////***/***************,,,,,,,      
+       ####(((((((((((((((((((//////////*/**//////////****************,,,,      
+       ######(((((((((((((((((/(////////*///////////////*****************,      
+       (#######(((((((((((((((((////////*///////////////////*************,      
+       (#########((((((((((((((((///////*//////////////////////**********,      
+       /##########(((((((((((((((((/////*////////////////////////********.      
+       /############(((((((((((((((((((/*/////////////////////////*******.      
+        /%############((((((((((((((((((*//////////////////////////////.        
+             *###########(((((((((((((((//(///((((((((//////////(/.             
+                  .########(((((((((((((/((((((((((((((((((((.                  
+                       ./#####((((((((((/(((((((((((((((.                       
+                             *####((((((/((((((((((.                            
+                                  .###((/(((((.                                 
+                                        *.
+"
+    echo
+    echo "Welcome to the zk-voceremony contribution process!"
+    echo
     echo "To start your contribution you need to provide the following information:"
     echo " - Login to your GitHub account (commits will use your github username)"
     echo " - The URL of the repository of the ceremony (by default 'https://github.com/vocdoni/zk-voceremony.git')"
     echo " - The name of the ceremony (used to name the ceremony branch)"
+}
+
 
+prompt_env_inputs() {
     GITHUB_REPO_URL="https://github.com/vocdoni/zk-voceremony.git"
     read -p "Enter the url of the repo (by default 'https://github.com/vocdoni/zk-voceremony.git'): " REPO_URL
     if [ -n "$REPO_URL" ]; then
@@ -125,6 +171,7 @@ publish_contribution() {
 }
 
 init_contribution() {
+    intro_message
     prompt_env_inputs
     check_contribute_env
     make_contribution || error "contribution failed"