diff --git a/requirements.txt b/requirements.txt
index e18b4e8..8f54c4e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 certifi==2020.6.20
 chardet==3.0.4
 idna==2.8
-numpy==1.15.4
+numpy==1.22.0
 pandas==0.23.4
 Pillow==6.2.2
 pykew==0.1.3