diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 209fa3f3a93..3510089b1b0 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1027,11 +1027,11 @@ in modules // {
   } else null;
 
   funcsigs = buildPythonPackage rec {
-    name = "funcsigs-0.4";
+    name = "funcsigs-1.0.2";
 
     src = pkgs.fetchurl {
       url = "mirror://pypi/f/funcsigs/${name}.tar.gz";
-      sha256 = "d83ce6df0b0ea6618700fe1db353526391a8a3ada1b7aba52fed7a61da772033";
+      sha256 = "0l4g5818ffyfmfs1a924811azhjj8ax9xd1cffr1mzd3ycn0zfx7";
     };
 
     buildInputs = with self; [