diff --git a/sdk_liteos/mpp/module_init/src/system_init.c b/sdk_liteos/mpp/module_init/src/system_init.c
index aae3e0e3dd15262196db25802d541a49f87dbb02..542e56443fd28bb637921f86fcab79a8f19f84a2 100755
--- a/sdk_liteos/mpp/module_init/src/system_init.c
+++ b/sdk_liteos/mpp/module_init/src/system_init.c
@@ -162,6 +162,9 @@ void SystemInit(void)
     dprintf("setting SDIO register ...\n");
     SDIO_setup();
     dprintf("MMC dev init ...");
+#ifdef LOSCFG_STORAGE_EMMC
+    DiskEventInit();
+#endif
     extern int SD_MMC_Host_init(void);
     SD_MMC_Host_init();
 #endif