diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b928b35..c5363e7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
         # v7.0.0 is an immutable GitHub release.
         uses: actions/setup-go@v7.0.0
         with:
-          go-version: '1.26.5'
+          go-version: '1.26.6'
 
       - name: Set up Node.js
         # v7.0.0 is an immutable GitHub release.
diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
index 256a80e..9e878fe 100644
--- a/.github/workflows/release-please.yml
+++ b/.github/workflows/release-please.yml
@@ -59,7 +59,7 @@ jobs:
         # v7.0.0 is an immutable GitHub release.
         uses: actions/setup-go@v7.0.0
         with:
-          go-version: '1.26.5'
+          go-version: '1.26.6'
 
       - name: Set up Node.js
         # v7.0.0 is an immutable GitHub release.
@@ -115,7 +115,7 @@ jobs:
         # v7.0.0 is an immutable GitHub release.
         uses: actions/setup-go@v7.0.0
         with:
-          go-version: '1.26.5'
+          go-version: '1.26.6'
 
       - name: Set up Node.js
         # v7.0.0 is an immutable GitHub release.
diff --git a/mise.toml b/mise.toml
index e99cd58..08670ca 100644
--- a/mise.toml
+++ b/mise.toml
@@ -4,7 +4,7 @@
 dprint = "latest"
 fnox = "latest"
 gitleaks = "latest"
-go = "1.26.5"
+go = "1.26.6"
 lefthook = "latest"
 pitchfork = "latest"
 node = "24.18.0"