diff --git a/pmm_qa/percona_server_for_mysql/tasks/prepare_install_ps.yml b/pmm_qa/percona_server_for_mysql/tasks/prepare_install_ps.yml
index 8e4cc727..3ad0b1e5 100644
--- a/pmm_qa/percona_server_for_mysql/tasks/prepare_install_ps.yml
+++ b/pmm_qa/percona_server_for_mysql/tasks/prepare_install_ps.yml
@@ -68,11 +68,21 @@
     seconds: 5
 
 - name: Chance root password Percona Server for MySQL 5.7
-  shell: "docker exec {{ container_prefix }}{{ item }} mysql -e \"ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '{{ root_password }}';\""
+  shell: >
+    docker exec {{ container_prefix }}{{ item }} mysql -e "
+    ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '{{ root_password }}';
+    GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED WITH mysql_native_password BY '{{ root_password }}' WITH GRANT OPTION;
+    FLUSH PRIVILEGES;"
   loop: "{{ range(1, nodes_count | int + 1) | list }}"
   when: ps_version|replace('_', '')|int < 80
 
 - name: Chance root password Percona Server for MySQL 8.0+
-  shell: "docker exec {{ container_prefix }}{{ item }} mysql -e \"ALTER USER 'root'@'localhost' IDENTIFIED WITH caching_sha2_password BY '{{ root_password }}';\""
+  shell: >
+    docker exec {{ container_prefix }}{{ item }} mysql -e "
+    ALTER USER 'root'@'localhost' IDENTIFIED WITH caching_sha2_password BY '{{ root_password }}';
+    CREATE USER IF NOT EXISTS 'root'@'%' IDENTIFIED WITH caching_sha2_password BY '{{ root_password }}';
+    ALTER USER 'root'@'%' IDENTIFIED WITH caching_sha2_password BY '{{ root_password }}';
+    GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' WITH GRANT OPTION;
+    FLUSH PRIVILEGES;"
   loop: "{{ range(1, nodes_count | int + 1) | list }}"
   when: ps_version|replace('_', '')|int >= 80