diff --git a/nix/plugin.nix b/nix/plugin.nix
index 374a61a..331c0e3 100644
--- a/nix/plugin.nix
+++ b/nix/plugin.nix
@@ -1,7 +1,6 @@
 {
   lib,
   craneLib,
-  mold,
   pkg-config,
   qt6,
   writeShellScript,
@@ -68,7 +67,6 @@ let
 
     nativeBuildInputs = [
       pkg-config
-      mold
       qt6.qtbase
       qt6.qtdeclarative
     ];
@@ -81,12 +79,8 @@ let
 
     # qt6.qtbase's setup hook overrides QMAKE after derivation attrs are set,
     # so re-assert it in preBuild which runs after all setup hooks.
-    # Force mold as the linker (cxx-qt book deprecates ld.gold). Setting via
-    # CARGO_TARGET_*_LINKER + RUSTFLAGS is the only path that survives nixpkgs'
-    # cc-wrapper - `-fuse-ld=` from build.rs gets eaten by the wrapper.
     preBuild = ''
       export QMAKE=${qmakeWrapper}
-      export RUSTFLAGS="-C link-arg=-fuse-ld=mold ''${RUSTFLAGS:-}"
     '';
   };
 
diff --git a/shell/modules/Tooltip.qml b/shell/modules/Tooltip.qml
index 105a896..01643f3 100644
--- a/shell/modules/Tooltip.qml
+++ b/shell/modules/Tooltip.qml
@@ -11,13 +11,8 @@ PanelWindow {
     visible: _winVisible
     color: "transparent"
 
-    // Mirror of `screen` captured at construction. Reading `root.screen`
-    // directly in `_shown` couples it to visibility transitions (PanelWindow
-    // re-evaluates `screen` when mapped/unmapped), which feeds back into
-    // `_shown` via `_winVisible` and trips a binding loop.
-    property var assignedScreen: null
     property bool _winVisible: false
-    property bool _shown: M.TooltipState.visible && M.TooltipState.screen === assignedScreen
+    property bool _shown: M.TooltipState.visible && M.TooltipState.screen === root.screen
 
     on_ShownChanged: {
         if (_shown) {
diff --git a/shell/shell.qml b/shell/shell.qml
index 12828c5..eff500c 100644
--- a/shell/shell.qml
+++ b/shell/shell.qml
@@ -33,7 +33,6 @@ ShellRoot {
 
             Tooltip {
                 screen: scope.modelData
-                assignedScreen: scope.modelData
             }
 
             LazyLoader {