diff --git a/samples/trace_events/trace-events-sample.c b/samples/trace_events/trace-events-sample.c
index d69715d99e4d..4ccff66523c9 100644
--- a/samples/trace_events/trace-events-sample.c
+++ b/samples/trace_events/trace-events-sample.c
@@ -78,7 +78,7 @@ static int simple_thread_fn(void *arg)
 }
 
 static DEFINE_MUTEX(thread_mutex);
-static bool simple_thread_cnt;
+static int simple_thread_cnt;
 
 void foo_bar_reg(void)
 {