diff --git a/Dockerfile b/Dockerfile
index f6d1348..5c3a801 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,17 +1,17 @@
 # -------------- Build-time variables --------------
-ARG NEXTCLOUD_VERSION=25.0.5
+ARG NEXTCLOUD_VERSION=25.0.6
 ARG PHP_VERSION=8.1
 ARG NGINX_VERSION=1.22
 
-ARG ALPINE_VERSION=3.16
+ARG ALPINE_VERSION=3.17
 ARG HARDENED_MALLOC_VERSION=11
 ARG SNUFFLEUPAGUS_VERSION=0.8.3
 
 ARG UID=1000
 ARG GID=1000
 
-# nextcloud-25.0.5.tar.bz2
-ARG SHA256_SUM="c6dc632d83c62bd5741af5335dc13b6b0cde61064d3cd9a51ee0e6b4778ca9a5"
+# nextcloud-25.0.6.tar.bz2
+ARG SHA256_SUM="7d8b4edc2679a0da5a22cf92f9e98caf1a98365724d000b8ddfc5d8a89ac8c38"
 
 # Nextcloud Security <security@nextcloud.com> (D75899B9A724937A)
 ARG GPG_FINGERPRINT="2880 6A87 8AE4 23A2 8372  792E D758 99B9 A724 937A"