diff --git a/packages/a/assimp/patches/5.4.3/fix_mingw.patch b/packages/a/assimp/patches/5.4.3/fix_mingw.patch
new file mode 100644
index 00000000000..8bb435999b8
--- /dev/null
+++ b/packages/a/assimp/patches/5.4.3/fix_mingw.patch
@@ -0,0 +1,16 @@
+diff --git a/code/Common/DefaultIOStream.cpp b/code/Common/DefaultIOStream.cpp
+index e423eae4f8..35bbb67a5a 100644
+--- a/code/Common/DefaultIOStream.cpp
++++ b/code/Common/DefaultIOStream.cpp
+@@ -157,9 +157,9 @@ size_t DefaultIOStream::FileSize() const {
+             return 0;
+         mCachedSize = (size_t)(fileStat.st_size);
+ #elif defined _WIN32
+-        struct _stat32 fileStat;
++        struct _stat fileStat;
+         //using fileno + fstat avoids having to handle the filename
+-        int err = _fstat32(_fileno(mFile), &fileStat);
++        int err = _fstat(_fileno(mFile), &fileStat);
+         if (0 != err)
+             return 0;
+         mCachedSize = (size_t)(fileStat.st_size);
diff --git a/packages/a/assimp/xmake.lua b/packages/a/assimp/xmake.lua
index 9e746c3be39..2ee76757545 100644
--- a/packages/a/assimp/xmake.lua
+++ b/packages/a/assimp/xmake.lua
@@ -25,6 +25,7 @@ package("assimp")
     add_patches("v5.2.3", path.join(os.scriptdir(), "patches", "5.2.1", "fix_zlib_filefunc_def.patch"), "a9f8a9aa1975888ea751b80c8268296dee901288011eeb1addf518eac40b71b1")
     add_patches("v5.2.3", path.join(os.scriptdir(), "patches", "5.2.3", "cmake_static_crt.patch"), "3872a69976055bed9e40814e89a24a3420692885b50e9f9438036e8d809aafb4")
     add_patches("v5.2.4", path.join(os.scriptdir(), "patches", "5.2.4", "fix_x86_windows_build.patch"), "becb4039c220678cf1e888e3479f8e68d1964c49d58f14c5d247c86b4a5c3293")
+    add_patches("v5.4.3", path.join(os.scriptdir(), "patches", "5.4.3", "fix_mingw.patch"), "2498bb9438a0108becf1c514fcbfc103e012638914c9d21160572ed24a9fa3b3")
 
     if not is_host("windows") then
         add_extsources("pkgconfig::assimp")