diff --git a/src/lib.rs b/src/lib.rs
index 328e28d..b254c29 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -347,6 +347,10 @@
         runner_args.push("-v");
     }
 
+    if !target_options.release_os {
+        runner_args.push("--debug-os");
+    }
+
     if let Some(device_name) = target_options.device_name {
         runner_args.push("--device-name");
         runner_args.push(device_name);