diff --git a/pkgs/development/python-modules/requests/default.nix b/pkgs/development/python-modules/requests/default.nix
index f7c2cdbf27ac..44c5b7331d61 100644
--- a/pkgs/development/python-modules/requests/default.nix
+++ b/pkgs/development/python-modules/requests/default.nix
@@ -36,10 +36,7 @@ buildPythonPackage rec {
   '';
 
   propagatedBuildInputs = [
-    brotlicffi
     certifi
-    charset-normalizer
-    chardet
     idna
     urllib3
   ] ++ lib.optionals (isPy3k) [
@@ -47,6 +44,7 @@ buildPythonPackage rec {
     charset-normalizer
   ] ++ lib.optionals (isPy27) [
     brotli
+    chardet
   ];
 
   checkInputs = [