diff --git a/druid/src/app.rs b/druid/src/app.rs
index 8d78a2dbba..15a752b437 100644
--- a/druid/src/app.rs
+++ b/druid/src/app.rs
@@ -20,9 +20,7 @@ use crate::shell::{Application, Error as PlatformError, WindowBuilder, WindowHan
 use crate::widget::LabelText;
 use crate::win_handler::{AppHandler, AppState};
 use crate::window::WindowId;
-use crate::{
-    theme, AppDelegate, Data, DruidHandler, Env, LocalizedString, MenuDesc, Widget, WidgetExt,
-};
+use crate::{AppDelegate, Data, DruidHandler, Env, LocalizedString, MenuDesc, Widget, WidgetExt};
 
 use druid_shell::WindowState;
 
@@ -118,7 +116,7 @@ impl<T: Data> AppLauncher<T> {
     pub fn launch(mut self, data: T) -> Result<(), PlatformError> {
         let app = Application::new()?;
 
-        let mut env = theme::init();
+        let mut env = crate::Env::default();
         if let Some(f) = self.env_setup.take() {
             f(&mut env, &data);
         }
diff --git a/druid/src/core.rs b/druid/src/core.rs
index 510777ca74..d5e86eb3d9 100644
--- a/druid/src/core.rs
+++ b/druid/src/core.rs
@@ -995,7 +995,7 @@ mod tests {
             state: &mut state,
         };
 
-        let env = crate::theme::init();
+        let env = crate::Env::default();
 
         widget.lifecycle(&mut ctx, &LifeCycle::WidgetAdded, &None, &env);
         assert!(ctx.widget_state.children.may_contain(&ID_1));
diff --git a/druid/src/env.rs b/druid/src/env.rs
index 789ae4b97c..bc28c66564 100644
--- a/druid/src/env.rs
+++ b/druid/src/env.rs
@@ -470,10 +470,12 @@ impl Default for Env {
             debug_colors,
         };
 
-        Env(Arc::new(inner))
+        let env = Env(Arc::new(inner))
             .adding(Env::DEBUG_PAINT, false)
             .adding(Env::DEBUG_WIDGET_ID, false)
-            .adding(Env::DEBUG_WIDGET, false)
+            .adding(Env::DEBUG_WIDGET, false);
+
+        crate::theme::init(env)
     }
 }
 
diff --git a/druid/src/tests/harness.rs b/druid/src/tests/harness.rs
index 7f7469da08..f9e5114d85 100644
--- a/druid/src/tests/harness.rs
+++ b/druid/src/tests/harness.rs
@@ -149,7 +149,7 @@ impl<T: Data> Harness<'_, T> {
 
             let inner = Inner {
                 data,
-                env: theme::init(),
+                env: Env::default(),
                 window,
                 cmds: Default::default(),
             };
diff --git a/druid/src/theme.rs b/druid/src/theme.rs
index 6da0585e34..f06194c3a6 100644
--- a/druid/src/theme.rs
+++ b/druid/src/theme.rs
@@ -74,9 +74,8 @@ pub const SCROLLBAR_EDGE_WIDTH: Key<f64> =
     Key::new("org.linebender.druid.theme.scrollbar_edge_width");
 
 /// An initial theme.
-pub fn init() -> Env {
-    Env::default()
-        .adding(WINDOW_BACKGROUND_COLOR, Color::rgb8(0x29, 0x29, 0x29))
+pub fn init(env: Env) -> Env {
+    env.adding(WINDOW_BACKGROUND_COLOR, Color::rgb8(0x29, 0x29, 0x29))
         .adding(LABEL_COLOR, Color::rgb8(0xf0, 0xf0, 0xea))
         .adding(PLACEHOLDER_COLOR, Color::rgb8(0x80, 0x80, 0x80))
         .adding(PRIMARY_LIGHT, Color::rgb8(0x5c, 0xc4, 0xff))