diff --git a/requirements-dev.txt b/requirements-dev.txt
index d108450a..96fbd276 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -136,7 +136,7 @@ h11==0.16.0 ; python_version >= '3.7'
 
 h2==4.3.0
 
-hpack==4.1.0 ; python_full_version >= '3.6.1'
+hpack==4.2.0 ; python_full_version >= '3.6.1'
 
 httpcore==1.0.9 ; python_version >= '3.7'