diff --git a/lib/workers/repository/process/lookup/index.ts b/lib/workers/repository/process/lookup/index.ts
index 90d68a1e8e6b43587367c6108adaf16bdf7946d2..e8779a6c55aaea213d36b04084765679b7318eaf 100644
--- a/lib/workers/repository/process/lookup/index.ts
+++ b/lib/workers/repository/process/lookup/index.ts
@@ -266,8 +266,10 @@ export async function lookupUpdates(
       }
 
       res.currentVersion = currentVersion!;
-      const currentVersionTimestamp = allVersions.find((v) =>
-        versioning.equals(v.version, currentVersion),
+      const currentVersionTimestamp = allVersions.find(
+        (v) =>
+          versioning.isValid(v.version) &&
+          versioning.equals(v.version, currentVersion),
       )?.releaseTimestamp;
 
       if (