diff --git a/pkgs/tools/security/yara/default.nix b/pkgs/tools/security/yara/default.nix
index 9295dd40099..e12fab02f1e 100644
--- a/pkgs/tools/security/yara/default.nix
+++ b/pkgs/tools/security/yara/default.nix
@@ -15,13 +15,13 @@
 
 stdenv.mkDerivation rec {
   pname = "yara";
-  version = "4.2.0";
+  version = "4.2.1";
 
   src = fetchFromGitHub {
     owner = "VirusTotal";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-ECvNob5QbOe5JfaDMGvSxCS+E9nqdsfSCZAVlAs18q4=";
+    hash = "sha256-/6EMnNVNSgeYHrbPF3QDS5oc0eLaggKNuZi2pXx/CqY=";
   };
 
   nativeBuildInputs = [