diff --git a/Dockerfile b/Dockerfile
index 9f3da7d..ad28a4f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,43 +4,43 @@
 # renovate: datasource=repology depName=pypi/borgbackup versioning=python
 ARG BORGBACKUP_VERSION="1.2.8"
 
-# renovate: datasource=repology depName=alpine_3_20/openssh-server versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/openssh-server versioning=loose
 ARG OPENSSH_VERSION="9.6_p1-r0"
 
-# renovate: datasource=repology depName=alpine_3_20/sed versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/sed versioning=loose
 ARG SED_VERSION="4.9-r2"
 
-# renovate: datasource=repology depName=alpine_3_20/bash versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/bash versioning=loose
 ARG BASH_VERSION="5.2.21-r0"
 
-# renovate: datasource=repology depName=alpine_3_20/shadow versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/shadow versioning=loose
 ARG SHADOW_VERSION="4.14.2-r0"
 
-# renovate: datasource=repology depName=alpine_3_20/openssl versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/openssl versioning=loose
 ARG OPENSSL_VERSION="3.1.5-r0"
 
-# renovate: datasource=repology depName=alpine_3_20/pkgconf versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/pkgconf versioning=loose
 ARG PKG_CONF_VERSION="2.1.0-r0"
 
-# renovate: datasource=repology depName=alpine_3_20/build-base versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/build-base versioning=loose
 ARG BUILD_BASE_VERSION="0.5-r3"
 
-# renovate: datasource=repology depName=alpine_3_20/acl-dev versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/acl-dev versioning=loose
 ARG ACL_VERSION="2.3.1-r4"
 
-# renovate: datasource=repology depName=alpine_3_20/xxhash-dev versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/xxhash-dev versioning=loose
 ARG XXHASH_VERSION="0.8.2-r2"
 
-# renovate: datasource=repology depName=alpine_3_20/zstd versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/zstd versioning=loose
 ARG ZSTD_VERSION="1.5.5-r8"
 
-# renovate: datasource=repology depName=alpine_3_20/lz4 versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/lz4 versioning=loose
 ARG LZ4_VERSION="1.9.4-r5"
 
-# renovate: datasource=repology depName=alpine_3_20/linux-headers versioning=loose
+# renovate: datasource=repology depName=alpine_3_19/linux-headers versioning=loose
 ARG LINUX_HEADERS_VERSION="6.5-r0"
 
-From python:3.12.3-alpine3.20 as base
+From python:3.12.2-alpine3.19 as base
 
 ################################################################################
 #                    BUILD BORGBACKUP FROM SOURCE USING PIP                    #
diff --git a/renovate.json b/renovate.json
index 9e3b949..c394681 100644
--- a/renovate.json
+++ b/renovate.json
@@ -8,7 +8,7 @@
     {
       "matchDatasources": ["docker"],
       "matchPackageNames": ["python"],
-      "versioning": "regex:^(?<major>\\d+)\\.(?<minor>\\d+)\\.(?<patch>\\d+)(?<prerelease>[^.-]+)?(-(?<compatibility>.*))?$"
+      "versioning": "regex:^(?<major>\\d+)\\.(?<minor>\\d+)\\.(?<patch>\\d+)(?<prerelease>[^.-]+)?(-(?<compatibility>[^0.9]+)(?<build>[0-9.]+))?$"
     }
   ],
   "customManagers": [