diff --git a/pkgs/applications/radio/flex-ndax/default.nix b/pkgs/applications/radio/flex-ndax/default.nix
index d350d481b9f5..ff2aedf6005e 100644
--- a/pkgs/applications/radio/flex-ndax/default.nix
+++ b/pkgs/applications/radio/flex-ndax/default.nix
@@ -2,18 +2,18 @@
 
 buildGoModule rec {
   pname = "flex-ndax";
-  version = "0.3-20230126.0";
+  version = "0.4-20240818";
 
   src = fetchFromGitHub {
     owner = "kc2g-flex-tools";
     repo = "nDAX";
     rev = "v${version}";
-    hash = "sha256-co2S3DrdGeoNneqNyifd+Z1z5TshyD+FgHkiSRqK3SQ=";
+    hash = "sha256-FCF22apO6uAc24H36SkvfKEKdyqY4l+j7ABdOnhZP6M=";
   };
 
   buildInputs = [ libpulseaudio ];
 
-  vendorHash = "sha256-eHy8oFYicVONQr31LQQ9b5auzeBoIzbszw2buKaBQbQ=";
+  vendorHash = "sha256-05LWJm4MoJqjJaFrBZvutKlqSTGl4dSp433AfHHO6LU=";
 
   meta = with lib; {
     broken = stdenv.isDarwin;