diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9b781c34..b422cce8 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -138,7 +138,7 @@ hpack==4.0.0 ; python_full_version >= '3.6.1'
 
 httpcore==1.0.2 ; python_version >= '3.7'
 
-httpx[http2]==0.25.2
+httpx[http2]==0.26.0
 
 hyperframe==6.0.1 ; python_full_version >= '3.6.1'