diff --git a/web/components/patching/status.ts b/web/components/patching/status.ts
index 1dd0b7d..3a7937c 100644
--- a/web/components/patching/status.ts
+++ b/web/components/patching/status.ts
@@ -35,15 +35,17 @@ export const SERVER_STATUS: Record<PatchServerStatus, { label: string; variant:
  */
 export const MIN_AGENT_VERSION = "1.4.0";
 
+/** Mirrors patchrun.AgentSupportsPatchResults (and its parseVersion) in the server. */
 export function agentSupportsPatchResults(version?: string): boolean {
-    const m = /^v?(\d+)\.(\d+)\.(\d+)(-[^+]+)?/.exec((version ?? "").trim());
+    const m = /^v?(\d+)\.(\d+)\.(\d+)(?:-([^+]*))?(?:\+.*)?$/.exec((version ?? "").trim());
     if (!m) return false;
     const have = [Number(m[1]), Number(m[2]), Number(m[3])];
     const want = MIN_AGENT_VERSION.split(".").map(Number);
     for (let i = 0; i < 3; i++) {
         if (have[i] !== want[i]) return have[i] > want[i];
     }
-    return !m[4];
+    const hasPrerelease = !!m[4];
+    return !hasPrerelease;
 }
 
 const DAYS = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];