diff --git a/install-nextcloud-debian.sh b/install-nextcloud-debian.sh
index 7a928ab..56deafc 100644
--- a/install-nextcloud-debian.sh
+++ b/install-nextcloud-debian.sh
@@ -214,7 +214,7 @@ sed -i '$aapc.max_file_size=5M' /etc/php/7.3/fpm/php.ini
 sed -i '$aapc.cache_by_default=1' /etc/php/7.3/fpm/php.ini
 sed -i '$aapc.use_request_time=1' /etc/php/7.3/fpm/php.ini
 sed -i '$aapc.slam_defense=0' /etc/php/7.3/fpm/php.ini
-sed -i '$aapc.mmap_file_mask=/usr/local/tmp/apc.XXXXXX' /etc/php/7.3/fpm/php.ini
+sed -i '$aapc.mmap_file_mask=/usr/local/tmp/apc/apc.XXXXXX' /etc/php/7.3/fpm/php.ini
 sed -i '$aapc.stat_ctime=0' /etc/php/7.3/fpm/php.ini
 sed -i '$aapc.canonicalize=1' /etc/php/7.3/fpm/php.ini
 sed -i '$aapc.write_lock=1' /etc/php/7.3/fpm/php.ini