diff --git a/pkgs/development/tools/analysis/autoflake/default.nix b/pkgs/development/tools/analysis/autoflake/default.nix
index ca095faa97f6..396a5817c672 100644
--- a/pkgs/development/tools/analysis/autoflake/default.nix
+++ b/pkgs/development/tools/analysis/autoflake/default.nix
@@ -3,11 +3,11 @@
 with python3Packages;
 buildPythonApplication rec {
   pname = "autoflake";
-  version = "1.3.1";
+  version = "1.4";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0nzr057dbmgprp4a52ymafdkdd5zp2wcqf42913xc7hhvvdbj338";
+    sha256 = "61a353012cff6ab94ca062823d1fb2f692c4acda51c76ff83a8d77915fba51ea";
   };
 
   propagatedBuildInputs = [ pyflakes ];