diff --git a/core/dr-inference-engine/src/probe.rs b/core/dr-inference-engine/src/probe.rs
index 8770dcf..0338a85 100644
--- a/core/dr-inference-engine/src/probe.rs
+++ b/core/dr-inference-engine/src/probe.rs
@@ -166,7 +166,16 @@ pub fn run(runtime: Runtime) {
     }
     if cache.rung.is_none() {
         cache.rung = Some(Rung::Cpu);
-        cache.reason = match cache.failed.first() {
+        // The rung that tried and lost, not the first one the runtime was
+        // never built with: "WebGPU 150 ms, slower than the CPU" says why
+        // this device is on the CPU, "TensorRT not enabled" does not.
+        let tried = cache
+            .failed
+            .iter()
+            .rev()
+            .find(|(_, why)| !why.contains("in this build"))
+            .or(cache.failed.first());
+        cache.reason = match tried {
             Some((r, why)) => format!("{} {}", r.label(), first_line(why)),
             None => "the only rung on this platform".into(),
         };