diff --git a/tests/use_case/kws/InferenceTestMicroNetKws.cc b/tests/use_case/kws/InferenceTestMicroNetKws.cc
index a6f7a03..3dc75e3 100644
--- a/tests/use_case/kws/InferenceTestMicroNetKws.cc
+++ b/tests/use_case/kws/InferenceTestMicroNetKws.cc
@@ -25,9 +25,8 @@
 namespace arm {
 namespace app {
     static uint8_t tensorArena[ACTIVATION_BUF_SZ] ACTIVATION_BUF_ATTRIBUTE;
-
     namespace kws {
-        extern uint8_t *GetModelPointer();
+        extern uint8_t* GetModelPointer();
         extern size_t GetModelLen();
     } /* namespace kws */
 } /* namespace app */
diff --git a/tests/use_case/kws/KWSHandlerTest.cc b/tests/use_case/kws/KWSHandlerTest.cc
index d9d00a8..db67e54 100644
--- a/tests/use_case/kws/KWSHandlerTest.cc
+++ b/tests/use_case/kws/KWSHandlerTest.cc
@@ -30,7 +30,7 @@
         namespace kws {
             extern uint8_t* GetModelPointer();
             extern size_t GetModelLen();
-        }
+        } /* namespace kws */
     } /* namespace app */
 } /* namespace arm */