diff --git a/overlay_output_to_image/requirements.txt b/overlay_output_to_image/requirements.txt
index edd616a..a9a559a 100644
--- a/overlay_output_to_image/requirements.txt
+++ b/overlay_output_to_image/requirements.txt
@@ -17,7 +17,7 @@ attrs==19.3.0
 Click==7.0
 click-plugins==1.1.1
 cligj==0.5.0
-numpy==1.18.1
+numpy==1.22.0
 Pillow>=7.1.0
 pyparsing==2.4.6
 rasterio==1.1.2