1 files changed, 10 insertions, 3 deletions
diff --git a/pkgs/development/libraries/libwebsockets/default.nix b/pkgs/development/libraries/libwebsockets/default.nix
index 8f749d9fe6aa..33c1cecfbc81 100644
--- a/pkgs/development/libraries/libwebsockets/default.nix
+++ b/pkgs/development/libraries/libwebsockets/default.nix
@@ -32,7 +32,9 @@ let
         throughput in both directions.
       '';
       homepage = "https://libwebsockets.org/";
-      license = licenses.lgpl21;
+      # Relicensed from LGPLv2.1+ to MIT with 4.0. Licensing situation
+      # is tricky, see https://github.com/warmcat/libwebsockets/blob/main/LICENSE
+      license = with licenses; [ mit publicDomain bsd3 asl20 ];
       platforms = platforms.all;
     };
   };
@@ -50,7 +52,12 @@ rec {
   };
 
   libwebsockets_4_0 = generic {
-    version = "4.0.1";
-    sha256 = "1pf7km0w5q7dqlwcwqizdpfqgg10prfq8g2c093f5nghwsfv8mmf";
+    version = "4.0.21";
+    sha256 = "01k05x4711ngin598jr9dag4ml3m7hi6pkgr4dsb02ryh1kc6146";
+  };
+
+  libwebsockets_4_1 = generic {
+    version = "4.1.6";
+    sha256 = "0x56v4hsx92vm1zibfmnqb5g3v23kzciffn3fjlsc3sly2pknhsg";
   };
 }