diff --git a/doc/docker/fpm/entrypoint.sh b/doc/docker/fpm/entrypoint.sh
index 8dc736ca7d..a2c2cd19b4 100755
--- a/doc/docker/fpm/entrypoint.sh
+++ b/doc/docker/fpm/entrypoint.sh
@@ -17,10 +17,10 @@ test -n "$EGW_SESSION_TIMEOUT" && test "$EGW_SESSION_TIMEOUT" -ge 1440 && \
 	sed -e "s/^;\?session.gc_maxlifetime.*/session.gc_maxlifetime=$EGW_SESSION_TIMEOUT/g" \
 		-i /etc/php/$PHP_VERSION/fpm/php.ini
 
-# if EGW_MEMORY_LIMIT is set in environment, propagate value to php.ini
+# if EGW_MEMORY_LIMIT is set in environment, propagate value to pool.d/www.conf, which has higher precedence then php.ini
 test -n "$EGW_MEMORY_LIMIT" && \
-	sed -e "s/^;\?memory_limit.*/memory_limit=$EGW_MEMORY_LIMIT/g" \
-		-i /etc/php/$PHP_VERSION/fpm/php.ini
+	sed -e "s/^;\?php_admin_value\[memory_limit\].*/php_admin_value[memory_limit]=$EGW_MEMORY_LIMIT/g" \
+		-i /etc/php/$PHP_VERSION/fpm/pool.d/www.conf
 
 # ToDo check version before copy
 rsync -a --delete /usr/share/egroupware-sources/ /usr/share/egroupware/