diff --git a/crates/spfs/src/runtime/storage.rs b/crates/spfs/src/runtime/storage.rs
index 9c7a9b34d..ff41e62b5 100644
--- a/crates/spfs/src/runtime/storage.rs
+++ b/crates/spfs/src/runtime/storage.rs
@@ -408,8 +408,8 @@ pub struct Config {
 
 impl Default for Config {
     fn default() -> Self {
-        // Default RUNTIME_DIR
-        Self::from_root(temp_dir().join("spfs-runtime"))
+        let default_runtime_dir = temp_dir().join("spfs-runtime");
+        Self::from_root(default_runtime_dir)
     }
 }