diff --git a/requirements.txt b/requirements.txt
index 760a943..c8dde4c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 nltk==3.4.5
 scipy==1.4.1
-numpy==1.19.0
+numpy==1.22.0
 Cython==0.29.17
 pandas==1.0.1
 matplotlib==3.2.2