diff --git a/.github/workflows/exercise-tests.yml b/.github/workflows/exercise-tests.yml
index 617de32c4..988bc3629 100644
--- a/.github/workflows/exercise-tests.yml
+++ b/.github/workflows/exercise-tests.yml
@@ -15,17 +15,17 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        go-version: [1.20.x]
+        go-version: [1.21.x]
         os: [ubuntu-22.04, windows-2022, macOS-latest]
         test-arch: [amd64]
         race: ["-race"]
 
         include:
-          - go-version: 1.20.x
+          - go-version: 1.21.x
             test-arch: "386"
             os: ubuntu-22.04
             race: ""
-          - go-version: 1.20.x
+          - go-version: 1.21.x
             test-arch: "386"
             os: windows-2022
             race: ""
diff --git a/.github/workflows/stub-tests.yml b/.github/workflows/stub-tests.yml
index 6a7845f1e..e8c93982f 100644
--- a/.github/workflows/stub-tests.yml
+++ b/.github/workflows/stub-tests.yml
@@ -15,17 +15,17 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        go-version: [1.20.x]
+        go-version: [1.21.x]
         os: [ubuntu-22.04, windows-2022, macOS-latest]
         test-arch: [amd64]
         race: ["-race"]
 
         include:
-          - go-version: 1.20.x
+          - go-version: 1.21.x
             test-arch: "386"
             os: ubuntu-22.04
             race: ""
-          - go-version: 1.20.x
+          - go-version: 1.21.x
             test-arch: "386"
             os: windows-2022
             race: ""