diff --git a/charts/phpmyadmin/templates/deployment.yaml b/charts/phpmyadmin/templates/deployment.yaml
index d285370..8632a00 100644
--- a/charts/phpmyadmin/templates/deployment.yaml
+++ b/charts/phpmyadmin/templates/deployment.yaml
@@ -13,6 +13,10 @@ spec:
       labels:
         app: phpmyadmin
     spec:
+      securityContext:
+        fsGroup: 33
+        fsGroupChangePolicy: OnRootMismatch
+
       nodeSelector:
 {{ toYaml .Values.nodeSelector | indent 8 }}
 
diff --git a/rendered/phpmyadmin/phpmyadmin.yaml b/rendered/phpmyadmin/phpmyadmin.yaml
index 1fef53a..a4bbf9c 100644
--- a/rendered/phpmyadmin/phpmyadmin.yaml
+++ b/rendered/phpmyadmin/phpmyadmin.yaml
@@ -43,6 +43,10 @@ spec:
       labels:
         app: phpmyadmin
     spec:
+      securityContext:
+        fsGroup: 33
+        fsGroupChangePolicy: OnRootMismatch
+
       nodeSelector:
         workload: app