diff --git a/tests/subsys/logging/log_benchmark/prj.conf b/tests/subsys/logging/log_benchmark/prj.conf
index 96b3fe5143b..254f77a2a32 100644
--- a/tests/subsys/logging/log_benchmark/prj.conf
+++ b/tests/subsys/logging/log_benchmark/prj.conf
@@ -16,3 +16,4 @@ CONFIG_ASSERT=n
 CONFIG_LOG_STRDUP_POOL_PROFILING=y
 CONFIG_LOG_TEST_CLEAR_MESSAGE_SPACE=n
 CONFIG_APPLICATION_DEFINED_SYSCALL=y
+CONFIG_TEST_LOGGING_FLUSH_AFTER_TEST=n