diff --git a/Dockerfile.buf b/Dockerfile.buf
index 4e65e1d47a..45036093ea 100644
--- a/Dockerfile.buf
+++ b/Dockerfile.buf
@@ -1,4 +1,4 @@
-FROM --platform=${BUILDPLATFORM} golang:1.25-alpine3.23 AS builder
+FROM --platform=${BUILDPLATFORM} golang:1.26-alpine3.23 AS builder
 
 WORKDIR /workspace