diff --git a/src/lib.rs b/src/lib.rs
index 3394a4e..f5edf7a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -10,4 +10,15 @@ pub use views::*;
 
 use std::{path::PathBuf, sync::LazyLock};
 
-pub static CACHE_DIR: LazyLock<PathBuf> = LazyLock::new(|| PathBuf::from("/var/lib/nyazoom/cache"));
+pub static CACHE_DIR: LazyLock<PathBuf> = LazyLock::new(|| {
+    std::env::var("CACHE_DIR")
+        .ok()
+        .map(PathBuf::from)
+        .unwrap_or_else(|| PathBuf::from("/var/lib/nyazoom/cache"))
+});
+pub static DIST_DIR: LazyLock<PathBuf> = LazyLock::new(|| {
+    std::env::var("DIST_DIR")
+        .ok()
+        .map(PathBuf::from)
+        .unwrap_or_else(|| PathBuf::from("./dist"))
+});
diff --git a/src/main.rs b/src/main.rs
index 91d0482..20271de 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -34,7 +34,7 @@ async fn main() -> io::Result<()> {
         .nest("/records", get_records_router())
         .nest("/link", get_link_router())
         .with_state(state)
-        .fallback_service(ServeDir::new("dist"))
+        .fallback_service(ServeDir::new(&*DIST_DIR))
         .layer(TraceLayer::new_for_http())
         .layer(middleware::from_fn(log_source));