diff --git a/.mise.toml b/.mise.toml
index 5ab3c3a..87ac657 100644
--- a/.mise.toml
+++ b/.mise.toml
@@ -1,2 +1,2 @@
 [tools]
-go = "1.26.1"
+go = "1.26.5"
diff --git a/go.mod b/go.mod
index 1e7992c..5e25231 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/basecamp/hey-cli
 
-go 1.26.1
+go 1.26.5
 
 require (
 	charm.land/bubbles/v2 v2.1.0
diff --git a/tests/smoke/go.mod b/tests/smoke/go.mod
index 633fbfd..eb7fccb 100644
--- a/tests/smoke/go.mod
+++ b/tests/smoke/go.mod
@@ -1,6 +1,6 @@
 module github.com/basecamp/hey-cli/tests/smoke
 
-go 1.26.1
+go 1.26.5
 
 require (
 	github.com/chromedp/cdproto v0.0.0-20250803210736-d308e07a266d