diff --git a/.github/workflows/cluster_endtoend_vtorc.yml b/.github/workflows/cluster_endtoend_vtorc.yml
index 001e2ff9b8e..6c4d2f35a8f 100644
--- a/.github/workflows/cluster_endtoend_vtorc.yml
+++ b/.github/workflows/cluster_endtoend_vtorc.yml
@@ -14,7 +14,7 @@ env:
 jobs:
   build:
     name: Run endtoend tests on Cluster (vtorc)
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
 
     steps:
     - name: Check if workflow needs to be skipped
diff --git a/go/test/endtoend/vtorc/readtopologyinstance/main_test.go b/go/test/endtoend/vtorc/readtopologyinstance/main_test.go
index 19bd982b9bd..dbe4b1a4370 100644
--- a/go/test/endtoend/vtorc/readtopologyinstance/main_test.go
+++ b/go/test/endtoend/vtorc/readtopologyinstance/main_test.go
@@ -93,7 +93,7 @@ func TestReadTopologyInstanceBufferable(t *testing.T) {
 	assert.Contains(t, primaryInstance.InstanceAlias, "zone1")
 	assert.NotEqual(t, 0, primaryInstance.ServerID)
 	assert.Greater(t, len(primaryInstance.ServerUUID), 10)
-	assert.Contains(t, primaryInstance.Version, "5.7")
+	assert.Contains(t, primaryInstance.Version, "8.0")
 	assert.NotEmpty(t, primaryInstance.VersionComment)
 	assert.False(t, primaryInstance.ReadOnly)
 	assert.True(t, primaryInstance.LogBinEnabled)
@@ -127,7 +127,7 @@ func TestReadTopologyInstanceBufferable(t *testing.T) {
 	assert.Contains(t, replicaInstance.InstanceAlias, "zone1")
 	assert.NotEqual(t, 0, replicaInstance.ServerID)
 	assert.Greater(t, len(replicaInstance.ServerUUID), 10)
-	assert.Contains(t, replicaInstance.Version, "5.7")
+	assert.Contains(t, replicaInstance.Version, "8.0")
 	assert.NotEmpty(t, replicaInstance.VersionComment)
 	assert.True(t, replicaInstance.ReadOnly)
 	assert.True(t, replicaInstance.LogBinEnabled)