diff --git a/pkgs/os-specific/bsd/netbsd/default.nix b/pkgs/os-specific/bsd/netbsd/default.nix
index 51a19f0f2fa..533151feddc 100644
--- a/pkgs/os-specific/bsd/netbsd/default.nix
+++ b/pkgs/os-specific/bsd/netbsd/default.nix
@@ -659,6 +659,7 @@ let
     version = "8.0";
     sha256 = "0w6y5v3binm7gf2kn7y9jja8k18rhnyl55cvvfnfipjqdxvxd9jd";
     meta.platforms = lib.platforms.netbsd;
+    extraPaths = [ libc.src ];
   };
 
   csu = mkDerivation {