diff --git a/tests/integration/validate_test.go b/tests/integration/validate_test.go
index 1e90be962..b8c8b6f87 100644
--- a/tests/integration/validate_test.go
+++ b/tests/integration/validate_test.go
@@ -81,7 +81,10 @@ func Test_Validate_Konnect(t *testing.T) {
 			stateFile:      "testdata/validate/kong3x.yaml",
 			additionalArgs: []string{"--online-entities-list=services,Routes,Plugins"},
 			errorExpected:  true,
-			errorString:    "invalid value 'services' for --check-online-plugins-only; it should be a valid Kong entity",
+			errorString:    "invalid value 'services' for --check-online-plugins-only; it should be a valid Kong entity. " +
+				"Valid entities: [ACLGroups, Documents, SNIs, RBACRoles, Plugins, HMACAuths, KeyAuths, " +
+				"Routes, Targets, FilterChains, Vaults, CACertificates, Consumers, BasicAuths, Certificates, " +
+				"JWTAuths, Oauth2Creds, Upstreams, RBACEndpointPermissions, Services]"
 		},
 		{
 			name:           "validate with correct online list, passed via --online-entities-list cli flag",