diff --git a/requirements-dev.txt b/requirements-dev.txt
index 608b344c0eb..a2f204fbb9e 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -88,7 +88,7 @@ hpack==4.0.0 ; python_full_version >= '3.6.1'
 
 httpcore==1.0.3 ; python_version >= '3.7'
 
-httpx[http2]==0.26.0 ; python_version >= '3.7'
+httpx[http2]==0.27.0 ; python_version >= '3.7'
 
 hyperframe==6.0.1 ; python_full_version >= '3.6.1'