https://github.com/geopython/pygeoapi/commit/04b8f3f7889d04fe68e11756dd820f701733dec7

Index: requirements.txt
--- requirements.txt.orig
+++ requirements.txt
@@ -4,7 +4,7 @@ filelock
 Flask
 jinja2
 jsonschema
-pydantic<2.0
+pydantic>2.0
 pygeofilter
 pygeoif
 pyproj
