diff --git a/libcpu/arm/cortex-m7/cpu_cache.c b/libcpu/arm/cortex-m7/cpu_cache.c
index a6c0d62fcf45e03570e72dc7d3d6c020e25cb904..94e03df5a7fe9e208b90868d74a3ed8a48e73aeb 100644
--- a/libcpu/arm/cortex-m7/cpu_cache.c
+++ b/libcpu/arm/cortex-m7/cpu_cache.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2021, RT-Thread Development Team
+ * Copyright (c) 2006-2023, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -73,15 +73,15 @@ void rt_hw_cpu_dcache_ops(int ops, void* addr, int size)
 
     if ((ops & clean_invalid) == clean_invalid)
     {
-        SCB_CleanInvalidateDCache_by_Addr((uint32_t *)startAddr, size_byte);
+        SCB_CleanInvalidateDCache_by_Addr((rt_uint32_t *)startAddr, size_byte);
     }
     else if (ops & RT_HW_CACHE_FLUSH)
     {
-        SCB_CleanDCache_by_Addr((uint32_t *)startAddr, size_byte);
+        SCB_CleanDCache_by_Addr((rt_uint32_t *)startAddr, size_byte);
     }
     else if (ops & RT_HW_CACHE_INVALIDATE)
     {
-        SCB_InvalidateDCache_by_Addr((uint32_t *)startAddr, size_byte);
+        SCB_InvalidateDCache_by_Addr((rt_uint32_t *)startAddr, size_byte);
     }
     else
     {