diff --git a/renovate.json b/renovate.json
index 05bd67c..bae7653 100644
--- a/renovate.json
+++ b/renovate.json
@@ -4,26 +4,29 @@
     {
       "customType": "regex",
       "description": "Detect SABnzbd release version pin",
-      "fileMatch": ["^Dockerfile$"],
-      "matchStrings": ["SABNZBD_VERSION=(?<currentValue>[0-9.]+)"],
+      "fileMatch": ["/^Dockerfile$/"],
+      "matchStrings": ["SABNZBD_VERSION=(?<currentValue>[\\w\\.-]+)"],
       "depNameTemplate": "sabnzbd/sabnzbd",
-      "datasourceTemplate": "github-releases"
+      "datasourceTemplate": "github-releases",
+      "versioningTemplate": "semver"
     },
     {
       "customType": "regex",
       "description": "Detect Tini release version pin",
-      "fileMatch": ["^Dockerfile$"],
-      "matchStrings": ["\"TINI_VERSION\"\\s+\"v?(?<currentValue>[0-9.]+)\""],
+      "fileMatch": ["/^Dockerfile$/"],
+      "matchStrings": ["\"TINI_VERSION\"\\s+\"v?(?<currentValue>[\\w\\.-]+)\""],
       "depNameTemplate": "krallin/tini",
-      "datasourceTemplate": "github-releases"
+      "datasourceTemplate": "github-releases",
+      "versioningTemplate": "semver"
     },
     {
       "customType": "regex",
       "description": "Detect par2cmdline release version pin",
-      "fileMatch": ["^Dockerfile$"],
-      "matchStrings": ["PAR2CMDLINE_VERSION=v?(?<currentValue>[0-9a-z.]+-mt\\d+)"],
+      "fileMatch": ["/^Dockerfile$/"],
+      "matchStrings": ["PAR2CMDLINE_VERSION=v?(?<currentValue>[\\w\\.-]+)"],
       "depNameTemplate": "jkansanen/par2cmdline-mt",
-      "datasourceTemplate": "github-tags"
+      "datasourceTemplate": "github-tags",
+      "versioningTemplate": "semver"
     }
   ]
 }
\ No newline at end of file