diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4cdf9c9..bf02d89 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ on:
   pull_request:
 
 env:
-    go-version: "1.19.5"
+    go-version: "1.21.12"
 
 jobs:
     check-golangci-lint:
diff --git a/errorAssertions/testdata/go.mod b/errorAssertions/testdata/go.mod
index 2b76e62..9c56bab 100644
--- a/errorAssertions/testdata/go.mod
+++ b/errorAssertions/testdata/go.mod
@@ -1,6 +1,6 @@
 module errorAssertions
 
-go 1.22.2
+go 1.21.12
 
 require (
 	github.com/mattermost/mattermost/server/public v0.1.5