6 files changed, 6 insertions, 17 deletions
diff --git a/examples/bezier_tool/src/main.rs b/examples/bezier_tool/src/main.rs
index fc7ef0c9..35b5182c 100644
--- a/examples/bezier_tool/src/main.rs
+++ b/examples/bezier_tool/src/main.rs
@@ -104,9 +104,7 @@ mod bezier {
         curves: &'a [Curve],
     }
 
-    impl<'a> canvas::Program for Bezier<'a> {
-        type Message = Curve;
-
+    impl<'a> canvas::Program<Curve> for Bezier<'a> {
         fn update(
             &mut self,
             event: Event,
diff --git a/examples/clock/src/main.rs b/examples/clock/src/main.rs
index 41d160c1..3b8a1d6a 100644
--- a/examples/clock/src/main.rs
+++ b/examples/clock/src/main.rs
@@ -76,9 +76,7 @@ impl Application for Clock {
     }
 }
 
-impl canvas::Program for Clock {
-    type Message = Message;
-
+impl<Message> canvas::Program<Message> for Clock {
     fn draw(&self, bounds: Rectangle, _cursor: Cursor) -> Vec<Geometry> {
         let clock = self.clock.draw(bounds.size(), |frame| {
             let center = frame.center();
diff --git a/examples/color_palette/src/main.rs b/examples/color_palette/src/main.rs
index c9c0637e..5dbbd8f3 100644
--- a/examples/color_palette/src/main.rs
+++ b/examples/color_palette/src/main.rs
@@ -235,9 +235,7 @@ impl Theme {
     }
 }
 
-impl canvas::Program for Theme {
-    type Message = Message;
-
+impl<Message> canvas::Program<Message> for Theme {
     fn draw(&self, bounds: Rectangle, _cursor: Cursor) -> Vec<Geometry> {
         let theme = self.canvas_cache.draw(bounds.size(), |frame| {
             self.draw(frame);
diff --git a/examples/game_of_life/src/main.rs b/examples/game_of_life/src/main.rs
index 43ef8ffd..ab8b80e4 100644
--- a/examples/game_of_life/src/main.rs
+++ b/examples/game_of_life/src/main.rs
@@ -328,9 +328,7 @@ mod grid {
         }
     }
 
-    impl<'a> canvas::Program for Grid {
-        type Message = Message;
-
+    impl<'a> canvas::Program<Message> for Grid {
         fn update(
             &mut self,
             event: Event,
diff --git a/examples/pure/game_of_life/src/main.rs b/examples/pure/game_of_life/src/main.rs
index f63ef41b..a3164701 100644
--- a/examples/pure/game_of_life/src/main.rs
+++ b/examples/pure/game_of_life/src/main.rs
@@ -394,8 +394,7 @@ mod grid {
         }
     }
 
-    impl canvas::Program for Grid {
-        type Message = Message;
+    impl canvas::Program<Message> for Grid {
         type State = Interaction;
 
         fn update(
diff --git a/examples/solar_system/src/main.rs b/examples/solar_system/src/main.rs
index bf96fee0..12184dd1 100644
--- a/examples/solar_system/src/main.rs
+++ b/examples/solar_system/src/main.rs
@@ -128,9 +128,7 @@ impl State {
     }
 }
 
-impl canvas::Program for State {
-    type Message = Message;
-
+impl<Message> canvas::Program<Message> for State {
     fn draw(
         &self,
         bounds: Rectangle,