diff --git a/Dockerfile b/Dockerfile
index cb8be639..d790e4d1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM --platform=$BUILDPLATFORM golang:1.27.1@sha256:f44f6e88636cfb311f9ebace870ded69d943f227bb3cb27d32ffd84ea18c43ea AS builder
+FROM --platform=$BUILDPLATFORM golang:1.27.3@sha256:f20d83a83e18dbd2a4714b8ffd4b30b287b6243962dd75608e86abcc63ba4efc AS builder
 
 WORKDIR /workspace
 RUN go env -w GOMODCACHE=/root/.cache/go-build
diff --git a/flake.lock b/flake.lock
index b2faa41c..d7ebbbd7 100644
--- a/flake.lock
+++ b/flake.lock
@@ -157,11 +157,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1790872110,
-        "narHash": "sha256-dXrMwUGE/9pT0J7MeW1BuYxpnnPPc52/oLxfqQF/5q8=",
+        "lastModified": 1792609092,
+        "narHash": "sha256-sMzvpFb+YD55At66LJ96ZDL3mKzTI1vZDGBJvmOWjgg=",
         "owner": "purpleclay",
         "repo": "go-overlay",
-        "rev": "8e136930a2a34c501d612f7b7b0ee8806531768f",
+        "rev": "a025657aadac7db74007c1514e2d67756c835890",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 0a16582d..764a11bb 100644
--- a/flake.nix
+++ b/flake.nix
@@ -27,7 +27,7 @@
       {
         devShells.default = dev-kit.lib.mkShell {
           inherit system;
-          goVersion = "1.27.1";
+          goVersion = "1.27.3";
           packages = [
             pkgs.trivy
           ];
diff --git a/go.mod b/go.mod
index 1695befc..5a41c22a 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module go.opendefense.cloud/arc
 
-go 1.27.1
+go 1.27.3
 
 require (
 	github.com/argoproj/argo-workflows/v4 v4.1.5