diff --git a/pkgs/by-name/te/technitium-dns-server-library/package.nix b/pkgs/by-name/te/technitium-dns-server-library/package.nix
index 0f1f5ddcc550..9601f7f15115 100644
--- a/pkgs/by-name/te/technitium-dns-server-library/package.nix
+++ b/pkgs/by-name/te/technitium-dns-server-library/package.nix
@@ -7,7 +7,7 @@
 }:
 buildDotnetModule (finalAttrs: {
   pname = "technitium-dns-server-library";
-  version = "15.3.0";
+  version = "15.4.0";
 
   __structuredAttrs = true;
 
@@ -15,7 +15,7 @@ buildDotnetModule (finalAttrs: {
     owner = "TechnitiumSoftware";
     repo = "TechnitiumLibrary";
     tag = "dns-server-v${finalAttrs.version}";
-    hash = "sha256-BQWDzMEiChY8uX1wUUZNWFDomGqUyDrZ6+UEncC5G5U=";
+    hash = "sha256-h6EXPJTlYatT5IiFrIsZC/LJ5exzAAU8H4DZCimkn7Q=";
   };
 
   dotnet-sdk = dotnetCorePackages.sdk_10_0;
diff --git a/pkgs/by-name/te/technitium-dns-server/package.nix b/pkgs/by-name/te/technitium-dns-server/package.nix
index 812d429995a2..b1357499b182 100644
--- a/pkgs/by-name/te/technitium-dns-server/package.nix
+++ b/pkgs/by-name/te/technitium-dns-server/package.nix
@@ -10,7 +10,7 @@
 }:
 buildDotnetModule (finalAttrs: {
   pname = "technitium-dns-server";
-  version = "15.3.0";
+  version = "15.4.0";
 
   __structuredAttrs = true;
 
@@ -18,7 +18,7 @@ buildDotnetModule (finalAttrs: {
     owner = "TechnitiumSoftware";
     repo = "DnsServer";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-nopmnQpozvN0p/SyUCH3Yej/oAhDvNdfJssUA1JyGsk=";
+    hash = "sha256-EPqaVulPO5giURtlmj4vMDXYFKICrhJa9TQbQ9AaYJ8=";
   };
 
   dotnet-sdk = dotnetCorePackages.sdk_10_0;