diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 5b4f9cc..3fa1b40 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/go:1.26-trixie@sha256:232b16db710cedd1ad955e78ef973d6252ddc1149f299b1eaeb1caaa8c61caf8
+FROM mcr.microsoft.com/devcontainers/go:1.26-trixie@sha256:638cb8e8c040d29fbd0bb9a0d174b10aef96683437f839048d091eb337a8ea85
 
 USER vscode
 
diff --git a/Dockerfile b/Dockerfile
index 404be00..c622466 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1@sha256:87999aa3d42bdc6bea60565083ee17e86d1f3339802f543c0d03998580f9cb89
 
-FROM golang:1.26@sha256:792443b89f65105abba56b9bd5e97f680a80074ac62fc844a584212f8c8102c3 AS builder
+FROM golang:1.26@sha256:ae5a2316d12f3e78fd99177dad452e6ad4f240af2d71d57b480c3477f250fec6 AS builder
 
 ARG TARGETOS
 ARG TARGETARCH
diff --git a/go.mod b/go.mod
index 928f3f6..bda7137 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module prometheus-postgres-adapter
 
-go 1.26.4
+go 1.26.5
 
 require (
 	github.com/gogo/protobuf v1.3.2