diff --git a/lib/modules/manager/github-actions/extract.ts b/lib/modules/manager/github-actions/extract.ts
index 90ff7ce93cfd13c76d17538ab8c44e12ba8383db..714acad7e3db197c299247be5f88f113fc1164e7 100644
--- a/lib/modules/manager/github-actions/extract.ts
+++ b/lib/modules/manager/github-actions/extract.ts
@@ -10,7 +10,7 @@ import type { Workflow } from './types';
 
 const dockerActionRe = regEx(/^\s+uses: ['"]?docker:\/\/([^'"]+)\s*$/);
 const actionRe = regEx(
-  /^\s+-?\s+?uses: (?<replaceString>['"]?(?<depName>[\w-]+\/[\w-]+)(?<path>\/.*)?@(?<currentValue>[^\s'"]+)['"]?(?:\s+#\s*(?:renovate\s*:\s*)?(?:pin\s+|tag\s*=\s*)?@?(?<tag>v?\d+(?:\.\d+(?:\.\d+)?)?))?)/
+  /^\s+-?\s+?uses: (?<replaceString>['"]?(?<depName>[\w-]+\/[.\w-]+)(?<path>\/.*)?@(?<currentValue>[^\s'"]+)['"]?(?:\s+#\s*(?:renovate\s*:\s*)?(?:pin\s+|tag\s*=\s*)?@?(?<tag>v?\d+(?:\.\d+(?:\.\d+)?)?))?)/
 );
 
 // SHA1 or SHA256, see https://github.blog/2020-10-19-git-2-29-released/