diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 1c544ba60..684912ea0 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest]
-        go_version: [1.19, '1.20', 1.21]
+        go_version: [1.19, '1.20', 1.21, 1.22]
 
     steps:
     - name: Check out code
diff --git a/testutil/assert/asserts_test.go b/testutil/assert/asserts_test.go
index 57bc532a0..9e655093e 100644
--- a/testutil/assert/asserts_test.go
+++ b/testutil/assert/asserts_test.go
@@ -106,7 +106,7 @@ func TestCommon_fail(t *testing.T) {
 	str := tc.First()
 	assert.StrContains(t, str, "TestCommon_fail")
 	assert.StrContains(t, str, "goutil/testutil/assert/asserts_test.go:")
-	assert.StrContains(t, str, "Expected nil, but got: 1")
+	assert.StrContains(t, str, "Expected nil, but got:")
 	tc.Reset()
 
 	assert.NotNil(tc, nil)