diff --git a/regexp.json b/regexp.json
index 69e1d2f..1b8ce1f 100644
--- a/regexp.json
+++ b/regexp.json
@@ -1,17 +1,26 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "customDatasources": {
+    "grafana-dashboards": {
+      "defaultRegistryUrlTemplate": "https://grafana.com/api/dashboards/{{ packageName }}",
+      "format": "json",
+      "transformTemplates": [
+        "{\"releases\": [{\"version\": $string(revision)}], \"homepage\": \"https://grafana.com/dashboards/$string(id)\", \"sourceUrl\": \"https://grafana.com/dashboards/$string(id)\"}"
+      ]
+    }
+  },
   "customManagers": [
     {
       "customType": "regex",
       "fileMatch": [
         "(^|/)(workflow-templates|\\.(?:github|gitea|forgejo)/(?:workflows|actions))/.+\\.ya?ml$",
-        "(^|/)action\\.ya?ml$",
+        "(^|/)(action|values)\\.ya?ml$",
         "(^|/)Makefile$",
         "(^|/)PKGBUILD$",
         "(^|/)[\\w-]*\\.sh$"
       ],
       "matchStrings": [
-         "(?:=|:)[[:blank:]]*\"?(?<currentValue>[^\"\\s]*)\"? # renovate:(?:[[:blank:]]+datasource=[\"']*(?<datasource>[^\\s\"']*)['\"]*|[[:blank:]]+depName=['\"]*(?<depName>[^\\s'\"]*)['\"]*|[[:blank:]]+packageName=['\"]*(?<packageName>[^\\s'\"]*)['\"]*|[[:blank:]]+registryUrl=['\"]*(?<registryUrl>[^\\s'\"]*)['\"]*|[[:blank:]]+updateType=['\"]*(?<updateType>[^\\s'\"]*)['\"]*|[[:blank:]]+versioning=['\"]*(?<versioning>[^\\s'\"]*)['\"]*|[[:blank:]]+extractVersion=['\"]*(?<extractVersion>[^\\s'\"]*)['\"]*)*"
+         "\"?(?<currentValue>[\\w.]*)\"? # renovate:(?:[[:blank:]]+datasource=['\"]*(?<datasource>[^\\s\"']*)['\"]*|[[:blank:]]+depName=['\"]*(?<depName>[^\\s'\"]*)['\"]*|[[:blank:]]+packageName=['\"]*(?<packageName>[^\\s'\"]*)['\"]*|[[:blank:]]+registryUrl=['\"]*(?<registryUrl>[^\\s'\"]*)['\"]*|[[:blank:]]+updateType=['\"]*(?<updateType>[^\\s'\"]*)['\"]*|[[:blank:]]+versioning=['\"]*(?<versioning>[^\\s'\"]*)['\"]*|[[:blank:]]+extractVersion=['\"]*(?<extractVersion>[^\\s'\"]*)['\"]*)*"
       ]
     }
   ]