diff --git a/packages/material-ui-lab/src/useAutocomplete/useAutocomplete.js b/packages/material-ui-lab/src/useAutocomplete/useAutocomplete.js
index de0bfd2922e286..f3ba2747b2a7db 100644
--- a/packages/material-ui-lab/src/useAutocomplete/useAutocomplete.js
+++ b/packages/material-ui-lab/src/useAutocomplete/useAutocomplete.js
@@ -216,7 +216,7 @@ export default function useAutocomplete(props) {
               `The component expect a string but received ${typeof optionLabel}.`,
               `For the input option: ${JSON.stringify(
                 newValue,
-              )}, \`getOptionLabel\` returns: ${newInputValue}.`,
+              )}, \`getOptionLabel\` returns: ${optionLabel}.`,
             ].join('\n'),
           );
         }