diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 41691fd8..be2bb4ed 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -6,7 +6,7 @@ jobs:
   run-tests:
     strategy:
       matrix:
-        go-version: [1.21.x, 1.22.x]
+        go-version: [1.22.x, 1.23.x]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -19,7 +19,7 @@ jobs:
   build-test-program:
     strategy:
       matrix:
-        go-version: [1.21.x, 1.22.x]
+        go-version: [1.22.x, 1.23.x]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
diff --git a/go.mod b/go.mod
index 0c4b534e..14de9501 100644
--- a/go.mod
+++ b/go.mod
@@ -1,8 +1,8 @@
 module github.com/blinklabs-io/gouroboros
 
-go 1.21
+go 1.22
 
-toolchain go1.21.5
+toolchain go1.22.8
 
 require (
 	filippo.io/edwards25519 v1.1.0