diff --git a/defaults/main.yml b/defaults/main.yml
index 2925129..bfaecb4 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -4,3 +4,7 @@ php_version: '8.3'
 
 # For Debian OSes only.
 php_versions_install_recommends: false
+
+# Purge others version need user confirmation, default to false (no delete)
+# if auto delete, causing break in the existing service which depend to other version
+php_purge_other_version: false
diff --git a/tasks/setup-Debian.yml b/tasks/setup-Debian.yml
index cfd093e..9c2d98e 100644
--- a/tasks/setup-Debian.yml
+++ b/tasks/setup-Debian.yml
@@ -49,6 +49,7 @@
     purge: true
     force: true
   register: php_version_purge
+  when: php_purge_other_version
 
 - name: Also purge php-common package if any versions were just purged.
   apt:
@@ -56,4 +57,4 @@
     state: absent
     purge: true
     force: true
-  when: php_version_purge.changed | bool
+  when: php_version_purge.changed | bool and php_purge_other_version