diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index 7335bcd..5ce333a 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -43,3 +43,7 @@ jobs:
           LINTER_RULES_PATH: .github/linters
           GOLANGCI_LINT_CONFIG: .golangci.yml
           VALIDATE_YAML_PRETTIER: false
+          # Allow Go toolchain auto-download so golangci-lint can satisfy the
+          # go.mod toolchain requirement (super-linter sets GOTOOLCHAIN=local
+          # internally, which we override here).
+          GOTOOLCHAIN: auto
diff --git a/go.mod b/go.mod
index ccbbec1..69ff8d3 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/github/gh-skyline
 
-go 1.25.0
+go 1.26.3
 
 require (
 	github.com/cli/go-gh/v2 v2.13.0