diff --git a/qml/ClideProjectView.qml b/qml/ClideProjectView.qml
index fa1cad5..1f97333 100644
--- a/qml/ClideProjectView.qml
+++ b/qml/ClideProjectView.qml
@@ -16,6 +16,7 @@ SplitView {
 
     // Customized handle to drag between the Navigation and the Editor.
     handle: Rectangle {
+        id: verticalSplitHandle
         border.color: SplitHandle.pressed ? RustColors.pressed : SplitHandle.hovered ? RustColors.hovered : RustColors.gutter
         color: SplitHandle.pressed ? RustColors.pressed : SplitHandle.hovered ? RustColors.hovered : RustColors.gutter
         implicitWidth: 8
@@ -31,10 +32,12 @@ SplitView {
 
     Rectangle {
         id: navigationView
+        color: RustColors.explorer_background
 
         SplitView.fillHeight: true
+        SplitView.minimumWidth: 0
         SplitView.preferredWidth: 200
-        color: RustColors.explorer_background
+        SplitView.maximumWidth: 250
 
         StackLayout {
             anchors.fill: parent
@@ -45,6 +48,7 @@ SplitView {
         }
     }
     ClideEditor {
+        SplitView.fillWidth: true
         // Initialize using the Default trait in Rust QML singleton FileSystem.
         filePath: root.selectedFilePath
     }