diff --git a/hiviewdfx/hidebug/include/hidebug/hidebug.h b/hiviewdfx/hidebug/include/hidebug/hidebug.h
index 7b3c7756dba0c9e8bb322214d620a24a7782e459..02bf031a4f9316004f032cc392d39dcde63e6a46 100644
--- a/hiviewdfx/hidebug/include/hidebug/hidebug.h
+++ b/hiviewdfx/hidebug/include/hidebug/hidebug.h
@@ -151,33 +151,6 @@ HiDebug_ErrorCode OH_HiDebug_StopAppTraceCapture();
  */
 HiDebug_ErrorCode OH_HiDebug_GetGraphicsMemory(uint32_t *value);
 
-/**
- * @brief Replace MallocDispatch table with developer customized memory functions.
- *
- * @param dispatchTable Indicates pointer of custom dispatch table.
- * @return Result code
- *         {@link HIDEBUG_SUCCESS} Set customized dispatch table success.
- *         {@link HIDEBUG_INVALID_ARGUMENT} Invalid argument, dispatchTable is null pointer
- * @since 20
- */
-HiDebug_ErrorCode OH_HiDebug_SetMallocDispatchTable(struct HiDebug_MallocDispatch *dispatchTable);
-
-/**
- * @brief Obtain current MallocDispatch table.
- *
- * @return  The default dispatch table of malloc function.
-
- * @since 20
- */
-HiDebug_MallocDispatch* OH_HiDebug_GetDefaultMallocDispatchTable(void);
-
-/**
- * @brief Restore original MallocDispatch table.
- *
- * @since 20
- */
-void OH_HiDebug_RestoreMallocDispatchTable(void);
-
 /**
  * @brief Get backtrace frames start from the given frame pointer and the function is signal-safe.
  *
diff --git a/hiviewdfx/hidebug/include/hidebug/hidebug_type.h b/hiviewdfx/hidebug/include/hidebug/hidebug_type.h
index 4779148f80fd369485be094b97f5d2438e6e4f17..a4ed43c1cab377db33dae57d84f7b463b301df32 100644
--- a/hiviewdfx/hidebug/include/hidebug/hidebug_type.h
+++ b/hiviewdfx/hidebug/include/hidebug/hidebug_type.h
@@ -39,8 +39,6 @@
 #define HIVIEWDFX_HIDEBUG_TYPE_H
 
 #include <stdint.h>
-#include <stddef.h>
-#include <unistd.h>
 #ifdef __cplusplus
 extern "C" {
 #endif // __cplusplus
@@ -181,20 +179,6 @@ typedef enum HiDebug_TraceFlag {
     HIDEBUG_TRACE_FLAG_ALL_THREADS = 2
 } HiDebug_TraceFlag;
 
-/**
- * @brief Defines structure type of malloc dispatch table.
- *
- * @since 20
-*/
-typedef struct HiDebug_MallocDispatch {
-    void* (*malloc)(size_t);
-    void* (*calloc)(size_t, size_t);
-    void* (*realloc)(void*, size_t);
-    void (*free)(void*);
-    void* (*mmap) (void*, size_t, int, int, int, off_t);
-    int (*munmap) (void*, size_t);
-} HiDebug_MallocDispatch;
-
 /**
  * @brief Defines Js stack frame content
  *
diff --git a/hiviewdfx/hidebug/libhidebug.ndk.json b/hiviewdfx/hidebug/libhidebug.ndk.json
index d9862a9cabb0268c01df9526e68b607db2a6158b..422952c975a178a2e706b3c96f059455c8d75104 100644
--- a/hiviewdfx/hidebug/libhidebug.ndk.json
+++ b/hiviewdfx/hidebug/libhidebug.ndk.json
@@ -39,18 +39,6 @@
       "first_introduced": "14",
       "name": "OH_HiDebug_GetGraphicsMemory"
     },
-    {
-      "first_introduced": "20",
-      "name": "OH_HiDebug_SetMallocDispatchTable"
-    },
-    {
-      "first_introduced": "20",
-      "name": "OH_HiDebug_GetDefaultMallocDispatchTable"
-    },
-    {
-      "first_introduced": "20",
-      "name": "OH_HiDebug_RestoreMallocDispatchTable"
-    },
     {
         "first_introduced": "20",
         "name": "OH_HiDebug_BacktraceFromFp"
@@ -67,5 +55,4 @@
         "first_introduced": "20",
         "name": "OH_HiDebug_DestroyBacktraceObject"
     }
-
 ]
\ No newline at end of file