diff --git a/third_party/fwkacllib/inc/toolchain/slog.h b/third_party/fwkacllib/inc/toolchain/slog.h
index 7c4f7be2..ba286d02 100644
--- a/third_party/fwkacllib/inc/toolchain/slog.h
+++ b/third_party/fwkacllib/inc/toolchain/slog.h
@@ -120,15 +120,15 @@ typedef struct tagKV {
 } KeyValue;
 
 typedef enum {
-    APPLICATION = 0,
-    SYSTEM
+  APPLICATION = 0,
+  SYSTEM
 } ProcessType;
 
 typedef struct {
-    ProcessType type;
-    unsigned int pid;
-    unsigned int deviceId;
-    char reserved[RESERVERD_LENGTH];
+  ProcessType type;
+  unsigned int pid;
+  unsigned int deviceId;
+  char reserved[RESERVERD_LENGTH];
 } LogAttr;
 
 /**
@@ -381,13 +381,13 @@ DLL_EXPORT void DlogFlush(void);
  * @ingroup slog
  * @brief Internal log interface, other modules are not allowed to call this interface
  */
-void DlogErrorInner(int moduleId, const char *fmt, ...);
-void DlogWarnInner(int moduleId, const char *fmt, ...);
-void DlogInfoInner(int moduleId, const char *fmt, ...);
-void DlogDebugInner(int moduleId, const char *fmt, ...);
-void DlogEventInner(int moduleId, const char *fmt, ...);
-void DlogInner(int moduleId, int level, const char *fmt, ...);
-void DlogWithKVInner(int moduleId, int level, KeyValue *pstKVArray, int kvNum, const char *fmt, ...);
+void DlogErrorInner(int moduleId, const char *fmt, ...) __attribute__((format(printf, 2, 3)));
+void DlogWarnInner(int moduleId, const char *fmt, ...) __attribute__((format(printf, 2, 3)));
+void DlogInfoInner(int moduleId, const char *fmt, ...) __attribute__((format(printf, 2, 3)));
+void DlogDebugInner(int moduleId, const char *fmt, ...) __attribute__((format(printf, 2, 3)));
+void DlogEventInner(int moduleId, const char *fmt, ...) __attribute__((format(printf, 2, 3)));
+void DlogInner(int moduleId, int level, const char *fmt, ...) __attribute__((format(printf, 3, 4)));
+void DlogWithKVInner(int moduleId, int level, KeyValue *pstKVArray, int kvNum, const char *fmt, ...) __attribute__((format(printf, 5, 6)));
 
 #ifdef __cplusplus
 #ifndef LOG_CPP
@@ -500,8 +500,8 @@ DLL_EXPORT void DlogFlushForC(void);
  * @ingroup slog
  * @brief Internal log interface, other modules are not allowed to call this interface
  */
-void DlogInnerForC(int moduleId, int level, const char *fmt, ...);
-void DlogWithKVInnerForC(int moduleId, int level, KeyValue *pstKVArray, int kvNum, const char *fmt, ...);
+void DlogInnerForC(int moduleId, int level, const char *fmt, ...) __attribute__((format(printf, 3, 4)));
+void DlogWithKVInnerForC(int moduleId, int level, KeyValue *pstKVArray, int kvNum, const char *fmt, ...) __attribute__((format(printf, 5, 6)));
 
 #ifdef __cplusplus
 }