diff --git a/nix/openocd.nix b/nix/openocd.nix
index 6f3648c..7c93fcf 100644
--- a/nix/openocd.nix
+++ b/nix/openocd.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation {
     openocd
     makeWrapper
   ];
-  src = ./.;
+  src = openocd;
   noBuild = true;
   installPhase =
     let