diff --git a/micmac/requirements.txt b/micmac/requirements.txt
index b66fdea..de118da 100644
--- a/micmac/requirements.txt
+++ b/micmac/requirements.txt
@@ -1,4 +1,4 @@
 Shapely
 utm
-pyproj==2.2.0
+pyproj==3.6.1
 scikit-image