diff --git a/requirements-install.txt b/requirements-install.txt
index 3717f84..32e054c 100644
--- a/requirements-install.txt
+++ b/requirements-install.txt
@@ -8,7 +8,7 @@ scikit-learn>=1.0.0
 # Geospatial (excluding gdal/fiona - require system GDAL: brew install gdal)
 rasterio>=1.3.0
 shapely>=2.0.0
-pyproj>=3.4.0
+pyproj>=3.6.1
 
 # Computer Vision
 opencv-python>=4.5.0
diff --git a/requirements.txt b/requirements.txt
index 687a133..45f2d86 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ scikit-learn>=1.0.0
 rasterio>=1.3.0
 geopandas>=0.12.0
 shapely>=2.0.0
-pyproj>=3.4.0
+pyproj>=3.6.1
 fiona>=1.9.0
 
 # Computer Vision