diff --git a/Makefile b/Makefile
index 31d30f4..a61ff38 100644
--- a/Makefile
+++ b/Makefile
@@ -12,5 +12,8 @@ css:
 build-site:
 	rm -rf public && NODE_ENV=production ./themes/blowfish/node_modules/tailwindcss/lib/cli.js -c ./themes/blowfish/tailwind.config.js -i ./themes/blowfish/assets/css/main.css -o ./assets/css/compiled/main.css --jit && hugo --gc --minify
 
+api:
+	sbcl --load build.lisp
+
 clean:
 	rm -rf public
diff --git a/build.lisp b/build.lisp
index b6cc875..bbf5102 100644
--- a/build.lisp
+++ b/build.lisp
@@ -1,7 +1,24 @@
-(when (find-package :ql) (funcall (read-from-string "ql:quickload") :deploy))
 (load (sb-ext:posix-getenv "ASDF"))
 (asdf:load-asd (pathname (truename "tfcserver.asd")))
 (asdf:load-system "tfcserver")
+(require "cffi")
+(when (find-package :ql) (funcall (read-from-string "ql:quickload") :cffi))
+(when (find-package :ql) (funcall (read-from-string "ql:quickload") :deploy))
+
+(defun pkg-config-add-lib (libname)
+ (let ((process (sb-ext:run-program "pkg-config"
+                                    (list libname "--libs-only-L")
+                                    :input t :output :stream :wait t)))
+  (let ((stream (sb-ext:process-output process)))
+       (loop for line = (read-line stream nil nil)
+        while line do
+              ;; Drop "-L" part, and add '/' to the end. '/' IS necessary!
+              (pushnew (pathname (concatenate 'string (subseq line 2) "/"))
+                       cffi:*foreign-library-directories*))
+       (sb-ext:process-close process))))
+;; Get libssl
+(pkg-config-add-lib "libssl")
+
 (when (find-package :ql) (funcall (read-from-string "ql:quickload") :tfcserver))
 (push :deploy-console *features*)
 (asdf:make :tfcserver)
diff --git a/default.nix b/default.nix
index a78c991..c0a6e49 100644
--- a/default.nix
+++ b/default.nix
@@ -31,6 +31,7 @@ let
     lass
     cl-smtp
     log4cl
+    cffi
     pkgs.openssl
     pkgs.openssl.out
     pkgs.openssl.dev
@@ -54,18 +55,18 @@ stdenv.mkDerivation {
     gnumake
     pkg-config
     makeWrapper
-    # openssl
-    # openssl.out
-    # openssl.dev
+    openssl
+    openssl.out
+    openssl.dev
   ];
 
   buildInputs = [
     # rustPlatform
     # clippy
     # rustfmt
-    # openssl
-    # openssl.out
-    # openssl.dev
+    openssl
+    openssl.out
+    openssl.dev
     sbcl'
   ];
 
diff --git a/flake.nix b/flake.nix
index 9dd2d34..6b069ea 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,7 +16,7 @@
         in 
         {
           devShell = import ./shell.nix { inherit pkgs; };
-          defaultPackage = pkgs.callPackage ./default.nix { };
+          packages.default = pkgs.callPackage ./default.nix { };
         }
       );
 }
diff --git a/shell.nix b/shell.nix
index 16401a2..d591c45 100644
--- a/shell.nix
+++ b/shell.nix
@@ -41,6 +41,15 @@ in mkShell rec {
     rustfmt
     rust-analyzer
     just
+    openssl
+    openssl.out
+    openssl.dev
+  ];
+
+  nativeLibs = [
+    openssl
+    openssl.out
+    openssl.dev
   ];
   
   shellHook = ''