diff --git a/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem.cpp b/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem.cpp
index c5671b1e6c4..cf5caeaee3e 100644
--- a/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem.cpp
+++ b/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem.cpp
@@ -9,6 +9,7 @@
 
 #include <algorithm>
 #include <assert.h>
+#include <cstdint>
 #include <fstream>
 #include <iostream>
 #include <iterator>
diff --git a/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem.hpp b/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem.hpp
index d0ace1a5250..4ba4a3c588c 100644
--- a/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem.hpp
+++ b/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem.hpp
@@ -7,6 +7,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <functional>
 #include <memory>
 #include <optional>
diff --git a/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem_py.cpp b/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem_py.cpp
index 66ffa697654..01756182570 100644
--- a/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem_py.cpp
+++ b/backends/apple/coreml/runtime/inmemoryfs/inmemory_filesystem_py.cpp
@@ -6,6 +6,7 @@
 // Please refer to the license found in the LICENSE file in the root directory of the source tree.
 
 
+#include <cstdint>
 #include <iostream>
 #include <memory>
 #include <mutex>
diff --git a/backends/apple/coreml/runtime/inmemoryfs/memory_buffer.cpp b/backends/apple/coreml/runtime/inmemoryfs/memory_buffer.cpp
index c4485569d56..32ca814ce81 100644
--- a/backends/apple/coreml/runtime/inmemoryfs/memory_buffer.cpp
+++ b/backends/apple/coreml/runtime/inmemoryfs/memory_buffer.cpp
@@ -8,6 +8,7 @@
 #include "memory_buffer.hpp"
 
 #include <assert.h>
+#include <cstdint>
 #include <cstring>
 #include <functional>
 #include <iostream>
diff --git a/backends/apple/coreml/runtime/inmemoryfs/memory_buffer.hpp b/backends/apple/coreml/runtime/inmemoryfs/memory_buffer.hpp
index 5243401e2df..4b28e4062a2 100644
--- a/backends/apple/coreml/runtime/inmemoryfs/memory_buffer.hpp
+++ b/backends/apple/coreml/runtime/inmemoryfs/memory_buffer.hpp
@@ -7,6 +7,7 @@
 
 #pragma once
 
+#include <cstdint>
 #include <memory>
 #include <stdio.h>
 #include <string>