diff --git a/pkgs/tools/security/fierce/default.nix b/pkgs/tools/security/fierce/default.nix
index 809d8e29ea3..5d12a000815 100644
--- a/pkgs/tools/security/fierce/default.nix
+++ b/pkgs/tools/security/fierce/default.nix
@@ -2,13 +2,13 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "fierce";
-  version = "1.3.0";
+  version = "1.4.0";
 
   src = fetchFromGitHub {
     owner = "mschwager";
     repo = pname;
     rev = version;
-    sha256 = "0cdp9rpabazyfnks30rsf3qfdi40z1bkspxk4ds9bm82kpq33jxy";
+    sha256 = "11yaz8ap9swx95j3wpqh0b6jhw6spqgfnsyn1liw9zqi4jwgiax7";
   };
 
   propagatedBuildInputs = [ python3.pkgs.dns ];