diff --git a/apps/harness/Dockerfile b/apps/harness/Dockerfile
index 1a9b037..ef7e1ee 100644
--- a/apps/harness/Dockerfile
+++ b/apps/harness/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.24-alpine AS gitea-mcp-builder
+FROM golang:1.26-alpine AS gitea-mcp-builder
 RUN go install gitea.com/gitea/gitea-mcp@latest
 
 FROM node:20-alpine AS base