diff --git a/flake.nix b/flake.nix
index 7970bcc..7f6e98f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -20,6 +20,7 @@
           rust-analyzer
           lldb
           jetbrains.rust-rover
+          openssl
           (vscode-with-extensions.override {
             vscode = vscodium;
             vscodeExtensions = with vscode-extensions; [