diff --git a/pkgs/os-specific/bsd/netbsd/default.nix b/pkgs/os-specific/bsd/netbsd/default.nix
index 7aad67e777ec..9e0b734c8174 100644
--- a/pkgs/os-specific/bsd/netbsd/default.nix
+++ b/pkgs/os-specific/bsd/netbsd/default.nix
@@ -753,11 +753,11 @@ in lib.makeScopeWithSplicing
     version = "9.1";
     sha256 = "0ia9mqzdljly0vqfwflm5mzz55k7qsr4rw2bzhivky6k30vgirqa";
     meta.platforms = lib.platforms.netbsd;
-    LIBC_PIC = "${stdenv.cc.libc}/lib/libc_pic.a";
+    LIBC_PIC = "${self.libc}/lib/libc_pic.a";
     # Hack to prevent a symlink being installed here for compatibility.
     SHLINKINSTALLDIR = "/usr/libexec";
     USE_FORT = "yes";
-    makeFlags = [ "CLIBOBJ=${stdenv.cc.libc}/lib" ];
+    makeFlags = [ "BINDIR=$(out)/libexec" "CLIBOBJ=${self.libc}/lib" ];
     extraPaths = with self; [ libc.src ] ++ libc.extraPaths;
   };