diff --git a/core/tauri-runtime-wry/src/lib.rs b/core/tauri-runtime-wry/src/lib.rs
index 694d7ebe4..dfb672577 100644
--- a/core/tauri-runtime-wry/src/lib.rs
+++ b/core/tauri-runtime-wry/src/lib.rs
@@ -2935,7 +2935,7 @@ fn on_close_requested<'a, T: UserEvent>(
 }
 
 fn on_window_close(window_id: WebviewId, windows: Arc<RefCell<HashMap<WebviewId, WindowWrapper>>>) {
-  if let Some(mut window_wrapper) = windows.borrow_mut().get_mut(&window_id) {
+  if let Some(window_wrapper) = windows.borrow_mut().get_mut(&window_id) {
     window_wrapper.inner = None;
   }
 }
diff --git a/core/tauri/Cargo.toml b/core/tauri/Cargo.toml
index edf2b03eb..a7f369b69 100644
--- a/core/tauri/Cargo.toml
+++ b/core/tauri/Cargo.toml
@@ -37,6 +37,7 @@ targets = [
 
 [package.metadata.cargo-udeps.ignore]
 normal = [ "reqwest" ]
+build = [ "tauri-build" ]
 
 [dependencies]
 serde_json = { version = "1.0", features = [ "raw_value" ] }
@@ -63,7 +64,6 @@ percent-encoding = "2.2"
 reqwest = { version = "0.11", default-features = false, features = [ "json", "stream" ] }
 bytes = { version = "1", features = [ "serde" ] }
 raw-window-handle = "0.5"
-time = { version = "0.3", optional = true }
 glob = "0.3"
 data-url = { version = "0.2", optional = true }
 serialize-to-javascript = "=0.1.1"