diff --git a/packages/react-dom/src/client/ReactDOM.js b/packages/react-dom/src/client/ReactDOM.js
index 1d78dc08dea9..9ec6f67cbd7d 100644
--- a/packages/react-dom/src/client/ReactDOM.js
+++ b/packages/react-dom/src/client/ReactDOM.js
@@ -149,7 +149,7 @@ function createRoot(
   options?: CreateRootOptions,
 ): RootType {
   if (__DEV__) {
-    if (!Internals.usingClientEntryPoint) {
+    if (!Internals.usingClientEntryPoint && !__UMD__) {
       console.error(
         'You are importing createRoot from "react-dom" which is not supported. ' +
           'You should instead import it from "react-dom/client".',
@@ -165,7 +165,7 @@ function hydrateRoot(
   options?: HydrateRootOptions,
 ): RootType {
   if (__DEV__) {
-    if (!Internals.usingClientEntryPoint) {
+    if (!Internals.usingClientEntryPoint && !__UMD__) {
       console.error(
         'You are importing hydrateRoot from "react-dom" which is not supported. ' +
           'You should instead import it from "react-dom/client".',