diff --git a/requirements.txt b/requirements.txt
index 92486339..28735b55 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,6 +38,7 @@ pyproj==3.5.0
 pyshp==2.3.1
 PySide2==5.15.2.1
 pytest==7.3.1
+pytest-cov==4.0.0
 python-dateutil==2.8.2
 python-dotenv==1.0.0
 pywin32-ctypes==0.2.0