diff --git a/setup.py b/setup.py
index fc19e20a..fcf76fd6 100644
--- a/setup.py
+++ b/setup.py
@@ -80,7 +80,7 @@ env_dependency = (
     '; sys_platform != "win32" ' 'and implementation_name == "cpython"'
 )
 ujson = "ujson>=1.35" + env_dependency
-uvloop = "uvloop>=0.5.3" + env_dependency
+uvloop = "uvloop>=0.5.3,<0.15.0" + env_dependency
 
 requirements = [
     "httptools>=0.0.10",
diff --git a/tox.ini b/tox.ini
index 49998c98..2110bd2b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,7 +16,7 @@ deps =
     pytest-dependency
     httpcore==0.11.*
     httpx==0.15.4
-    chardet==3.*
+    multidict>=5.0,<6.0
     beautifulsoup4
     gunicorn==20.0.4
     uvicorn