diff --git a/macos/Sources/Features/Terminal/TerminalController.swift b/macos/Sources/Features/Terminal/TerminalController.swift
index 95bb035cb..482946f69 100644
--- a/macos/Sources/Features/Terminal/TerminalController.swift
+++ b/macos/Sources/Features/Terminal/TerminalController.swift
@@ -9,14 +9,18 @@ class TerminalController: NSWindowController, NSWindowDelegate, TerminalViewDele
     /// The app instance that this terminal view will represent.
     let ghostty: Ghostty.AppState
     
+    /// The base configuration for the new window
+    let baseConfig: Ghostty.SurfaceConfiguration?
+    
     /// The currently focused surface.
     var focusedSurface: Ghostty.SurfaceView? = nil
     
     /// Fullscreen state management.
     private let fullscreenHandler = FullScreenHandler()
     
-    init(_ ghostty: Ghostty.AppState) {
+    init(_ ghostty: Ghostty.AppState, withBaseConfig base: Ghostty.SurfaceConfiguration? = nil) {
         self.ghostty = ghostty
+        self.baseConfig = base
         super.init(window: nil)
         
         let center = NotificationCenter.default
@@ -64,7 +68,8 @@ class TerminalController: NSWindowController, NSWindowDelegate, TerminalViewDele
         // Initialize our content view to the SwiftUI root
         window.contentView = NSHostingView(rootView: TerminalView(
             ghostty: self.ghostty,
-            delegate: self
+            delegate: self,
+            baseConfig: baseConfig
         ))
     }
     
diff --git a/macos/Sources/Features/Terminal/TerminalManager.swift b/macos/Sources/Features/Terminal/TerminalManager.swift
index 77b7677eb..0613abcb9 100644
--- a/macos/Sources/Features/Terminal/TerminalManager.swift
+++ b/macos/Sources/Features/Terminal/TerminalManager.swift
@@ -89,9 +89,9 @@ class TerminalManager {
     }
     
     /// Creates a window controller, adds it to our managed list, and returns it.
-    private func createWindow(withBaseConfig: Ghostty.SurfaceConfiguration?) -> TerminalController {
+    private func createWindow(withBaseConfig base: Ghostty.SurfaceConfiguration?) -> TerminalController {
         // Initialize our controller to load the window
-        let c = TerminalController(ghostty)
+        let c = TerminalController(ghostty, withBaseConfig: base)
         
         // Create a listener for when the window is closed so we can remove it.
         let pubClose = NotificationCenter.default.publisher(
diff --git a/macos/Sources/Features/Terminal/TerminalView.swift b/macos/Sources/Features/Terminal/TerminalView.swift
index 727a99a83..576e394af 100644
--- a/macos/Sources/Features/Terminal/TerminalView.swift
+++ b/macos/Sources/Features/Terminal/TerminalView.swift
@@ -28,6 +28,9 @@ struct TerminalView: View {
     // An optional delegate to receive information about terminal changes.
     weak var delegate: TerminalViewDelegate? = nil
     
+    // If this is set, this is the base configuration that we build our surface out of.
+    let baseConfig: Ghostty.SurfaceConfiguration?
+    
     // This seems like a crutch after switching from SwiftUI to AppKit lifecycle.
     @FocusState private var focused: Bool
     
@@ -70,7 +73,7 @@ struct TerminalView: View {
                     DebugBuildWarningView()
                 }
                 
-                Ghostty.TerminalSplit(onClose: onClose, baseConfig: nil)
+                Ghostty.TerminalSplit(onClose: onClose, baseConfig: baseConfig)
                     .ghosttyApp(ghostty.app!)
                     .ghosttyConfig(ghostty.config!)
                     .focused($focused)