diff --git a/flake.nix b/flake.nix
index 093c817..b7a375f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -22,7 +22,7 @@
           clang-tools
           picotool
           gcc-arm-embedded
-          libstdcxx5
+          openocd
         ];
       };