diff --git a/renovate.json b/renovate.json
index 93648a835ef3887a5824075ebc15c0939d93d5a3..b669e33e14554876bcd3e8218d0730426327d90a 100644
--- a/renovate.json
+++ b/renovate.json
@@ -71,7 +71,7 @@
         "\\.yaml$"
       ],
       "matchStrings": [
-        "# renovate:\\n\\s+image: \"?'?(?<depName>[^:\\s]+?):(?<currentValue>[^\"]*?)@?(?<currentDigest>sha256:[a-f0-9]+)?\"?'?\"?'?\\s"
+        "# renovate:\\n\\s+(?:\\S*)image: \"?'?(?<depName>[^:\\s]+?):(?<currentValue>[^\"]*?)@?(?<currentDigest>sha256:[a-f0-9]+)?\"?'?\\s"
       ],
       "datasourceTemplate": "docker",
       "versioningTemplate": "docker"
@@ -85,17 +85,6 @@
         "# renovate: datasource=(?<datasource>[a-z-.]+?) depName=(?<depName>[^\\s]+?)(?: (lookupName|packageName)=(?<packageName>[^\\s]+?))?(?: versioning=(?<versioning>[^\\s]+?))?(?: registryUrl=(?<registryUrl>[^\\s]+?))?\\s+\\S+?: \"?(?<currentValue>.+?)@?(?<currentDigest>sha256:[a-f0-9]+)?\"?\\s"
       ]
     },
-    {
-      "customType": "regex",
-      "fileMatch": [
-        "terraform/hedgedoc-demo/templates/docker-compose.tpl$"
-      ],
-      "matchStrings": [
-        "# renovate:\\n\\s+image: \"?'?(?<depName>[^:\\s]+?):(?<currentValue>[^\"]*?)\"?'?\\s"
-      ],
-      "datasourceTemplate": "docker",
-      "versioningTemplate": "docker"
-    },
     {
       "customType": "regex",
       "fileMatch": [