diff --git a/composer-action.bash b/composer-action.bash
index 4cd4820..155ac25 100755
--- a/composer-action.bash
+++ b/composer-action.bash
@@ -4,10 +4,13 @@ github_action_path=$(dirname "$0")
 docker_tag=$(cat ./docker_tag)
 echo "Docker tag: $docker_tag" >> output.log 2>&1
 
-phar_url="https://getcomposer.org/download/latest-"
+phar_url="https://getcomposer.org/download/"
 if [ "$ACTION_VERSION" == "latest" ]
 then
-	phar_url="${phar_url}stable/composer.phar"
+	phar_url="${phar_url}${ACTION_VERSION}-stable/composer.phar"
+elif [[ "$ACTION_VERSION" == *"x"* ]]
+then
+	phar_url="${phar_url}latest-${ACTION_VERSION}/composer.phar"
 else
 	phar_url="${phar_url}${ACTION_VERSION}/composer.phar"
 fi