diff --git a/crates/kas-wgpu/src/options.rs b/crates/kas-wgpu/src/options.rs
index f018c049..41b49690 100644
--- a/crates/kas-wgpu/src/options.rs
+++ b/crates/kas-wgpu/src/options.rs
@@ -24,7 +24,7 @@ impl Default for Options {
     fn default() -> Self {
         Options {
             power_preference: PowerPreference::LowPower,
-            backends: Backends::all(),
+            backends: Backends::PRIMARY,
             wgpu_trace_path: None,
         }
     }