diff --git a/pkgs/development/python-modules/aiofiles/default.nix b/pkgs/development/python-modules/aiofiles/default.nix
index 917e3914c10d..7db56622759f 100644
--- a/pkgs/development/python-modules/aiofiles/default.nix
+++ b/pkgs/development/python-modules/aiofiles/default.nix
@@ -6,11 +6,11 @@
 
 buildPythonPackage rec {
   pname = "aiofiles";
-  version = "0.4.0";
+  version = "0.5.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "021ea0ba314a86027c166ecc4b4c07f2d40fc0f4b3a950d1868a0f2571c2bbee";
+    sha256 = "98e6bcfd1b50f97db4980e182ddd509b7cc35909e903a8fe50d8849e02d815af";
   };
 
   disabled = pythonOlder "3.3";