diff --git a/shell/browser/ui/electron_desktop_window_tree_host_linux.cc b/shell/browser/ui/electron_desktop_window_tree_host_linux.cc
index fa05aedcb0..4502f132c7 100644
--- a/shell/browser/ui/electron_desktop_window_tree_host_linux.cc
+++ b/shell/browser/ui/electron_desktop_window_tree_host_linux.cc
@@ -26,6 +26,7 @@
 #include "ui/linux/linux_ui.h"
 #include "ui/ozone/public/ozone_platform.h"
 #include "ui/platform_window/platform_window.h"
+#include "ui/platform_window/platform_window_init_properties.h"
 #include "ui/views/widget/desktop_aura/desktop_window_tree_host.h"
 #include "ui/views/widget/desktop_aura/desktop_window_tree_host_linux.h"
 
@@ -293,4 +294,14 @@ void ElectronDesktopWindowTreeHostLinux::DispatchEvent(ui::Event* event) {
   views::DesktopWindowTreeHostLinux::DispatchEvent(event);
 }
 
+void ElectronDesktopWindowTreeHostLinux::AddAdditionalInitProperties(
+    const views::Widget::InitParams& params,
+    ui::PlatformWindowInitProperties* properties) {
+  views::DesktopWindowTreeHostLinux::AddAdditionalInitProperties(params,
+                                                                 properties);
+  const auto* linux_ui_theme = ui::LinuxUiTheme::GetForProfile(nullptr);
+  properties->prefer_dark_theme =
+      linux_ui_theme && linux_ui_theme->PreferDarkTheme();
+}
+
 }  // namespace electron
diff --git a/shell/browser/ui/electron_desktop_window_tree_host_linux.h b/shell/browser/ui/electron_desktop_window_tree_host_linux.h
index cfd22c0892..560a76b22f 100644
--- a/shell/browser/ui/electron_desktop_window_tree_host_linux.h
+++ b/shell/browser/ui/electron_desktop_window_tree_host_linux.h
@@ -62,6 +62,9 @@ class ElectronDesktopWindowTreeHostLinux
   // views::DesktopWindowTreeHostLinux:
   void UpdateFrameHints() override;
   void DispatchEvent(ui::Event* event) override;
+  void AddAdditionalInitProperties(
+      const views::Widget::InitParams& params,
+      ui::PlatformWindowInitProperties* properties) override;
 
  private:
   void UpdateWindowState(ui::PlatformWindowState new_state);