diff --git a/sources/mapnik/setup.py b/sources/mapnik/setup.py
index 4eb0e39eb..1e72b2344 100644
--- a/sources/mapnik/setup.py
+++ b/sources/mapnik/setup.py
@@ -45,7 +45,7 @@ def prerelease_local_scheme(version):
         'gdal',
         'mapnik',
         'palettable',
-        'pyproj>=2.0.0',
+        'pyproj>=2.2.0',
     ],
     extras_require={
         'girder': 'girder-large-image>=1.0.0',