diff --git a/fitnesstrax/app/src/main.rs b/fitnesstrax/app/src/main.rs
index 5369d27..fdfe8f2 100644
--- a/fitnesstrax/app/src/main.rs
+++ b/fitnesstrax/app/src/main.rs
@@ -2,9 +2,10 @@ use gtk::prelude::*;
 use std::env;
 
 const APP_ID_DEV: &str = "com.luminescent-dreams.fitnesstrax.dev";
-// const APP_ID_PROD: &str = "com.luminescent-dreams.fitnesstrax";
+const APP_ID_PROD: &str = "com.luminescent-dreams.fitnesstrax";
 
 const RESOURCE_BASE_PATH_DEV: &str = "/com/luminescent-dreams/fitnesstrax/dev/";
+const RESOURCE_BASE_PATH_PROD: &str = "/com/luminescent-dreams/fitnesstrax/";
 
 struct AppState {}
 
@@ -13,10 +14,11 @@ struct AppWindow {
 }
 
 fn main() {
-    println!("Hello, world!");
-
-    let app_id = APP_ID_DEV;
-    let base_path = RESOURCE_BASE_PATH_DEV;
+    let (app_id, base_path) = if std::env::var_os("ENV") == Some("dev".into()) {
+        (APP_ID_DEV, RESOURCE_BASE_PATH_DEV)
+    } else {
+        (APP_ID_PROD, RESOURCE_BASE_PATH_PROD)
+    };
 
     let settings = gio::Settings::new(app_id);
 
diff --git a/flake.nix b/flake.nix
index bac9d63..387310c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -48,6 +48,7 @@
             typeshare.packages."x86_64-linux".default
           ];
           LIBCLANG_PATH="${pkgs.llvmPackages.libclang.lib}/lib";
+          ENV = "dev";
         };
     };
 }