diff --git a/pkgs/development/libraries/libsodium/default.nix b/pkgs/development/libraries/libsodium/default.nix
index ae501f90cec..fc554122c08 100644
--- a/pkgs/development/libraries/libsodium/default.nix
+++ b/pkgs/development/libraries/libsodium/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "06dabf77cz6qg7aqv5j5r4m32b5zn253pixwb3k5lm3z0h88y7cn";
   };
 
-  NIX_LDFLAGS = "-lssp";
+  NIX_LDFLAGS = stdenv.lib.optionalString (stdenv.cc.cc.isGNU or false) "-lssp";
 
   doCheck = true;