diff --git a/pkgs/development/libraries/libdatachannel/default.nix b/pkgs/development/libraries/libdatachannel/default.nix
index 6179bdac6d10..62fdba7ba66a 100644
--- a/pkgs/development/libraries/libdatachannel/default.nix
+++ b/pkgs/development/libraries/libdatachannel/default.nix
@@ -14,13 +14,13 @@
 
 stdenv.mkDerivation rec {
   pname = "libdatachannel";
-  version = "0.20.3";
+  version = "0.21.0";
 
   src = fetchFromGitHub {
     owner = "paullouisageneau";
     repo = "libdatachannel";
     rev = "v${version}";
-    hash = "sha256-QVyHDeT5gh+e3jOx9PjubIVq1xQ9eA7CxbP91X/xxT8=";
+    hash = "sha256-hxXDovJAmuh15jFaxY9aESoTVVJ3u2twsX31U3txans=";
   };
 
   outputs = [ "out" "dev" ];