diff --git a/pkgs/by-name/ji/jitterentropy-rngd/package.nix b/pkgs/by-name/ji/jitterentropy-rngd/package.nix
index 8b216f0abfe4..ca7cb23a0fb7 100644
--- a/pkgs/by-name/ji/jitterentropy-rngd/package.nix
+++ b/pkgs/by-name/ji/jitterentropy-rngd/package.nix
@@ -6,13 +6,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "jitterentropy-rngd";
-  version = "1.2.8";
+  version = "1.3.1";
 
   src = fetchFromGitHub {
     owner = "smuellerDD";
     repo = "jitterentropy-rngd";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-LDym636ss3B1G/vrqatu9g5vbVEeDX0JQcxZ/IxGeY0=";
+    hash = "sha256-iXpeN0PAPk8mcaNXwj6TlyK57NSFNOVs/XmEmUG1gIg=";
   };
 
   enableParallelBuilding = true;
@@ -26,6 +26,13 @@ stdenv.mkDerivation (finalAttrs: {
     runHook postInstall
   '';
 
+  # this package internally compiles without optimization by choice,
+  # as it introduces more execution time jitter, therefore disable fortify.
+  hardeningDisable = [
+    "fortify"
+    "fortify3"
+  ];
+
   meta = {
     description = "Random number generator, which injects entropy to the kernel";
     homepage = "https://github.com/smuellerDD/jitterentropy-rngd";