diff --git a/pkgs/development/libraries/a52dec/default.nix b/pkgs/development/libraries/a52dec/default.nix
index 1322ec10eb17..921e90e3025a 100644
--- a/pkgs/development/libraries/a52dec/default.nix
+++ b/pkgs/development/libraries/a52dec/default.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation rec {
   version = "0.7.4";
 
   src = fetchurl {
-    url = "https://liba52.sourceforge.net/files/${pname}-${version}.tar.gz";
+    url = "https://liba52.sourceforge.io/files/${pname}-${version}.tar.gz";
     sha256 = "oh1ySrOzkzMwGUNTaH34LEdbXfuZdRPu9MJd5shl7DM=";
   };