diff --git a/window/src/os/x_and_wayland.rs b/window/src/os/x_and_wayland.rs
index 641e751dd..5e4b1e56c 100644
--- a/window/src/os/x_and_wayland.rs
+++ b/window/src/os/x_and_wayland.rs
@@ -114,6 +114,14 @@ impl ConnectionOps for Connection {
         }
     }
 
+    fn default_dpi(&self) -> f64 {
+        match self {
+            Self::X11(x) => x.default_dpi(),
+            #[cfg(feature = "wayland")]
+            Self::Wayland(w) => w.default_dpi(),
+        }
+    }
+
     fn run_message_loop(&self) -> anyhow::Result<()> {
         match self {
             Self::X11(x) => x.run_message_loop(),