diff --git a/samples/subsys/tracing/sample.yaml b/samples/subsys/tracing/sample.yaml
index c6fb90b0160..76771f774ac 100644
--- a/samples/subsys/tracing/sample.yaml
+++ b/samples/subsys/tracing/sample.yaml
@@ -78,9 +78,17 @@ tests:
       - percepio
   sample.tracing.gpio:
     depends_on: gpio
-    harness: ztest
     harness_config:
-      fixture: gpio_loopback
+      type: multi_line
+      regex:
+        - "port: gpio_emul, pin: [01] flags: (.*)"
+        - "port: gpio_emul, pin: [01] ret: 0"
+        - "port: gpio_emul, pins: [01]"
+        - "port: gpio_emul, ret: 0"
+        - "Interrupt detected!"
+        - "thread_a: Hello World from (.*)!"
+        - "thread_b: Hello World from (.*)!"
+        - "sys_trace_.*_user.*"
     extra_args:
       - CONF_FILE="prj_gpio.conf"
       - EXTRA_DTC_OVERLAY_FILE="gpio.overlay"