diff --git a/action.yml b/action.yml
index 1b42d1f..3ed8497 100644
--- a/action.yml
+++ b/action.yml
@@ -10,7 +10,7 @@ runs:
   image: "Dockerfile"
   env:
     ISSUE_LABELS: ${{ gitea.event.issue.labels }}
-    ISSUE_NUMBER: ${{ gitea.event.issue.number }}
+    ODOO_TICKET_NUMBER: ${{ gitea.event.issue.ref }}
     ISSUE_TITLE: ${{ gitea.event.issue.title }}
     GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
     REPO_OWNER: ${{ gitea.event.repository.owner.login }}
diff --git a/main.go b/main.go
index 4dd2df1..f50a85c 100644
--- a/main.go
+++ b/main.go
@@ -24,7 +24,7 @@ func main() {
 	logger := log.New(multiWriter, "", log.LstdFlags)
 
 	// Retrieve environment variables
-	issueNumberStr := os.Getenv("ISSUE_NUMBER")
+	issueOdooTicketString := os.Getenv("ODOO_TICKET_NUMBER")
 	issueTitle := os.Getenv("ISSUE_TITLE")
 	labelsStr := os.Getenv("ISSUE_LABELS")
 
@@ -33,13 +33,13 @@ func main() {
 	repoOwner := os.Getenv("REPO_OWNER")
 	repoName := os.Getenv("REPO_NAME")
 
-	if issueNumberStr == "" || issueTitle == "" || giteaToken == "" || repoOwner == "" || repoName == "" {
+	if issueOdooTicketString == "" || issueTitle == "" || giteaToken == "" || repoOwner == "" || repoName == "" {
 		logger.Println("Error: some environment variables are missing.")
 		os.Exit(1)
 	}
 
 	// Convert the issue number to int64
-	issueNumber, err := strconv.ParseInt(issueNumberStr, 10, 64)
+	issueOdooTicketID, err := strconv.ParseInt(issueOdooTicketString, 10, 64)
 	if err != nil {
 		logger.Printf("Error while converting the issue number: %v\n", err)
 		os.Exit(1)
@@ -56,7 +56,7 @@ func main() {
 	}
 
 	// Form the branch name in the format "prefix/ticket-number"
-	branchName := fmt.Sprintf("%s/ticket-%d", prefix, issueNumber)
+	branchName := fmt.Sprintf("%s/ticket-%d", prefix, issueOdooTicketID)
 
 	logger.Printf("Branch name set to: %s\n", branchName)
 
@@ -114,7 +114,7 @@ func main() {
 	}
 
 	// Assign the branch to the issue via the Gitea API
-	logger.Printf("Assigning branch '%s' to issue #%d.\n", branchName, issueNumber)
+	logger.Printf("Assigning branch '%s' to issue #%d.\n", branchName, issueOdooTicketID)
 
 	// Create the Gitea client
 	client, err := gitea.NewClient(giteaAPIURL, gitea.SetToken(giteaToken))
@@ -129,13 +129,13 @@ func main() {
 	}
 
 	// Update the issue with the branch reference
-	_, _, err = client.EditIssue(repoOwner, repoName, issueNumber, editIssueOption)
+	_, _, err = client.EditIssue(repoOwner, repoName, issueOdooTicketID, editIssueOption)
 	if err != nil {
 		logger.Printf("Error while assigning the branch to the issue: %v\n", err)
 		os.Exit(1)
 	}
 
-	logger.Printf("Branch '%s' successfully assigned to issue #%d.\n", branchName, issueNumber)
+	logger.Printf("Branch '%s' successfully assigned to issue #%d.\n", branchName, issueOdooTicketID)
 }
 
 // Function to map labels to prefixes