diff --git a/brainapi.mjs b/brainapi.mjs
index 87c17b9..c473302 100644
--- a/brainapi.mjs
+++ b/brainapi.mjs
@@ -42,7 +42,7 @@ export class ConsciousnessSimulator {
     await this.updateEmotion()
   }
 
-  redefineSpecificOpinion(opinionKey, newValue) {
+  async redefineSpecificOpinion(opinionKey, newValue) {
     if (this.opinions.hasOwnProperty(opinionKey)) {
       this.opinions[opinionKey] = newValue;
     } else {