diff --git a/Aspect_Category_Detection/Xue_MTNA_system/requirements.txt b/Aspect_Category_Detection/Xue_MTNA_system/requirements.txt
index 1797f16..c64e359 100644
--- a/Aspect_Category_Detection/Xue_MTNA_system/requirements.txt
+++ b/Aspect_Category_Detection/Xue_MTNA_system/requirements.txt
@@ -14,7 +14,7 @@ joblib==0.16.0
 Keras==2.4.3
 Keras-Preprocessing==1.1.2
 Markdown==3.2.2
-numpy==1.19.0
+numpy==1.22.0
 oauthlib==3.1.0
 opt-einsum==3.2.1
 pandas==1.0.5