diff --git a/roles/mysql/tasks/main.yml b/roles/mysql/tasks/main.yml
index 02f879cd1..3fad2b357 100644
--- a/roles/mysql/tasks/main.yml
+++ b/roles/mysql/tasks/main.yml
@@ -19,13 +19,13 @@
       tags:
         - download
 
-    - name: php-xml (ubuntu or debian_9)
+    - name: php-xml (ubuntu or debian-9)
       package:
         name: "php{{ php_version }}-xml"
         state: present
       when: is_ubuntu or is_debian_9
 
-    - name: php-xml (debian_8)
+    - name: php-xml (debian-8)
       package:
         name: "php-xml-parser"
         state: present