diff --git a/outpost/proxy.Dockerfile b/outpost/proxy.Dockerfile
index ad2660723..99e81d256 100644
--- a/outpost/proxy.Dockerfile
+++ b/outpost/proxy.Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.16.2 AS builder
+FROM golang:1.16.3 AS builder
 
 WORKDIR /work