diff --git a/setup.py b/setup.py
index 6d84fa0..4e82073 100644
--- a/setup.py
+++ b/setup.py
@@ -19,6 +19,7 @@
 
 # What packages are required for this module to be executed?
 REQUIRED = [
+    'httpx',
     'requests',
     'six',
 ]