diff --git a/user/modules/dev.nix b/user/modules/dev.nix
index 1ba51b5..1f57569 100644
--- a/user/modules/dev.nix
+++ b/user/modules/dev.nix
@@ -21,8 +21,10 @@
     alejandra
     # Rust
     (rust-bin.stable.latest.default.override {
-      extensions = ["rust-src"];
+      extensions = ["rust-src" "llvm-tools-preview"];
     })
+    pkg-config
+    openssl
   ];
 
   programs.zsh.initExtra = ''