diff --git a/requirements.txt b/requirements.txt
index d4f369f..dcc2300 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-numpy==1.12.0
+numpy==1.21.0
 pandas==0.19.2
 statsmodels==0.8.0
 matplotlib==2.0.0