diff --git a/pkgs/servers/rtsp-simple-server/default.nix b/pkgs/servers/rtsp-simple-server/default.nix
index 0ff710ae6349..668f6f8fdf84 100644
--- a/pkgs/servers/rtsp-simple-server/default.nix
+++ b/pkgs/servers/rtsp-simple-server/default.nix
@@ -5,16 +5,16 @@
 
 buildGoModule rec {
   pname = "rtsp-simple-server";
-  version = "0.21.2";
+  version = "0.21.4";
 
   src = fetchFromGitHub {
     owner = "aler9";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-dg+Xl3yHiWJPV+3iFcMVCPHOpHo0+pFiJv+ZVXDAK6k=";
+    hash = "sha256-56BHSRwiYxQHo32d0ZVKJB44GCEG6GRwrjQq6GlIHBc=";
   };
 
-  vendorHash = "sha256-KvG0+wxe0D+TxQmxaskTa228zUlOxCZE9rGqMYkdwzM=";
+  vendorHash = "sha256-HYuW129TQjcG+JGO6OtweIwjcs6hmgaikDaaM4VFSd0=";
 
   # Tests need docker
   doCheck = false;