diff --git a/src/libstrongswan/utils/mutex.c b/src/libstrongswan/utils/mutex.c
index cb6940d3f..8c5f5618b 100644
--- a/src/libstrongswan/utils/mutex.c
+++ b/src/libstrongswan/utils/mutex.c
@@ -77,7 +77,7 @@ static void profiler_cleanup(lock_profile_t *profile)
  */
 static void profiler_init(lock_profile_t *profile)
 {
-	profile->backtrace = backtrace_create(3);
+	profile->backtrace = backtrace_create(2);
 	timerclear(&profile->waited);
 }