diff --git a/dockerfiles/bootstrap.Dockerfile b/dockerfiles/bootstrap.Dockerfile
index 965c3761..4b0550ae 100644
--- a/dockerfiles/bootstrap.Dockerfile
+++ b/dockerfiles/bootstrap.Dockerfile
@@ -2,7 +2,7 @@
 #  \\\\\ Copyright 2024-present SPIKE contributors.
 # \\\\\\\ SPDX-License-Identifier: Apache-2.0
 
-FROM --platform=$BUILDPLATFORM golang:1.25.5 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.26.5 AS builder
 ARG BUILDPLATFORM
 ARG TARGETPLATFORM
 ARG TARGETOS
diff --git a/dockerfiles/demo.Dockerfile b/dockerfiles/demo.Dockerfile
index 8f08f407..ead8b8a2 100644
--- a/dockerfiles/demo.Dockerfile
+++ b/dockerfiles/demo.Dockerfile
@@ -2,7 +2,7 @@
 #  \\\\\ Copyright 2024-present SPIKE contributors.
 # \\\\\\\ SPDX-License-Identifier: Apache-2.0
 
-FROM --platform=$BUILDPLATFORM golang:1.25.5 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.26.5 AS builder
 ARG BUILDPLATFORM
 ARG TARGETPLATFORM
 ARG TARGETOS
diff --git a/dockerfiles/keeper.Dockerfile b/dockerfiles/keeper.Dockerfile
index 2e9dea59..c2d486ed 100644
--- a/dockerfiles/keeper.Dockerfile
+++ b/dockerfiles/keeper.Dockerfile
@@ -2,7 +2,7 @@
 #  \\\\\ Copyright 2024-present SPIKE contributors.
 # \\\\\\\ SPDX-License-Identifier: Apache-2.0
 
-FROM --platform=$BUILDPLATFORM golang:1.25.5 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.26.5 AS builder
 ARG BUILDPLATFORM
 ARG TARGETPLATFORM
 ARG TARGETOS
diff --git a/dockerfiles/nexus.Dockerfile b/dockerfiles/nexus.Dockerfile
index bef172b3..94a2a3e1 100644
--- a/dockerfiles/nexus.Dockerfile
+++ b/dockerfiles/nexus.Dockerfile
@@ -2,7 +2,7 @@
 #  \\\\\ Copyright 2024-present SPIKE contributors.
 # \\\\\\\ SPDX-License-Identifier: Apache-2.0
 
-FROM --platform=$BUILDPLATFORM golang:1.25.5 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.26.5 AS builder
 ARG BUILDPLATFORM
 ARG TARGETPLATFORM
 ARG TARGETOS
diff --git a/dockerfiles/pilot.Dockerfile b/dockerfiles/pilot.Dockerfile
index 58b30148..4f3928bd 100644
--- a/dockerfiles/pilot.Dockerfile
+++ b/dockerfiles/pilot.Dockerfile
@@ -2,7 +2,7 @@
 #  \\\\\ Copyright 2024-present SPIKE contributors.
 # \\\\\\\ SPDX-License-Identifier: Apache-2.0
 
-FROM --platform=$BUILDPLATFORM golang:1.25.5 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.26.5 AS builder
 ARG BUILDPLATFORM
 ARG TARGETPLATFORM
 ARG TARGETOS
diff --git a/go.mod b/go.mod
index 92cfceba..a74433d7 100644
--- a/go.mod
+++ b/go.mod
@@ -1,8 +1,6 @@
 module github.com/spiffe/spike
 
-go 1.25.5
-
-toolchain go1.26.5
+go 1.26.5
 
 require (
 	github.com/cloudflare/circl v1.6.3