diff --git a/pfbapi/requirements.txt b/pfbapi/requirements.txt
index 169d24a..01721ff 100644
--- a/pfbapi/requirements.txt
+++ b/pfbapi/requirements.txt
@@ -23,7 +23,7 @@ gen3==4.2.0
 greenlet==1.0.0
 h11==0.9.0
 httpcore==0.11.1
-httpx==0.15.5
+httpx==0.23.0
 idna==2.10
 importlib-metadata==1.7.0
 indexclient==2.1.0