diff --git a/src/hooks/utils.js b/src/hooks/utils.js
index b2c583c9..2e6f13af 100644
--- a/src/hooks/utils.js
+++ b/src/hooks/utils.js
@@ -92,7 +92,7 @@ const useElementIds =
         inputId,
       }) {
         // Avoid conditional useId call
-        const reactId = `downshift-${React.useId()}`
+        const reactId = `downshift-${CSS.escape(React.useId())}`
         if (!id) {
           id = reactId
         }