diff --git a/Dockerfile b/Dockerfile
index c08906e..3c863ee 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26 AS builder
+FROM golang:1.27 AS builder
 LABEL maintainer="kierranm@gmail.com" \
       description="Forwards prometheus DeadMansSwitch alerts to CloudWatch" \
       version="1.0.1"