diff --git a/sentiment_classification_RNN/requirements.txt b/sentiment_classification_RNN/requirements.txt
index 4cd90f9a8..3210fbe23 100644
--- a/sentiment_classification_RNN/requirements.txt
+++ b/sentiment_classification_RNN/requirements.txt
@@ -19,7 +19,7 @@ mistune==0.7.4
 nbconvert==5.1.1
 nbformat==4.3.0
 notebook==4.4.1
-numpy==1.12.1
+numpy==1.21.0
 packaging==16.8
 pandocfilters==1.4.1
 pexpect==4.2.1