diff --git a/packages/default/default.nix b/packages/default/default.nix
index b9f21c3..9667e3f 100644
--- a/packages/default/default.nix
+++ b/packages/default/default.nix
@@ -7,7 +7,12 @@
 (pkgs.callPackage inputs.naersk {}).buildPackage {
     src = ../..;
 
-    # NOTE: If your application uses OpenSSL (making the build process fail), try:
-    # nativeBuildInputs = with pkgs; [ pkg-config ];
-    buildInputs = with pkgs; [ protobuf ];
+    nativeBuildInputs = with pkgs; [
+        pkg-config
+    ];
+
+    buildInputs = with pkgs; [
+        protobuf
+        postgresql
+    ];
 }