diff --git a/tests/test.sh b/tests/test.sh
index 01cbcbf..95b2489 100644
--- a/tests/test.sh
+++ b/tests/test.sh
@@ -15,10 +15,10 @@ ansible --version
 ansible-playbook -i $INVENTORY_FILE -c local --syntax-check -vv $PLAYBOOK
 
 # Check role
-ansible-playbook -i $INVENTORY_FILE -c local -e "php_version: $1" --become -vv $PLAYBOOK
+ansible-playbook -i $INVENTORY_FILE -c local -e "php_version=$1" --become -vv $PLAYBOOK
 
 # Check indempotence
-ansible-playbook -i $INVENTORY_FILE -c local -e "php_version: $1" --become -vv $PLAYBOOK \
+ansible-playbook -i $INVENTORY_FILE -c local -e "php_version=$1" --become -vv $PLAYBOOK \
 | grep -q 'changed=0.*failed=0' \
 && (echo 'Idempotence test: pass' && exit 0) \
 || (echo 'Idempotence test: fail' && exit 1)