diff --git a/pygeoutils/__init__.py b/pygeoutils/__init__.py
index 1fe04f2..682fb12 100644
--- a/pygeoutils/__init__.py
+++ b/pygeoutils/__init__.py
@@ -1,5 +1,7 @@
 """Top-level package for PyGeoUtils."""
+import os
 from importlib.metadata import PackageNotFoundError, version
+from pathlib import Path
 
 from pygeoutils._utils import get_gtiff_attrs, get_transform, transform2tuple, xd_write_crs
 from pygeoutils.exceptions import (
@@ -41,6 +43,14 @@
     xarray_geomask,
 )
 
+cert_path = os.getenv("HYRIVER_SSL_CERT")
+if cert_path is not None:
+    from pyproj.network import set_ca_bundle_path
+
+    if not Path(cert_path).exists():
+        raise FileNotFoundError(cert_path)
+    set_ca_bundle_path(cert_path)
+
 try:
     __version__ = version("pygeoutils")
 except PackageNotFoundError: