diff --git a/multimedia/assimp/files/patch-code_AssetLib_MDL_MDLFileData.h b/multimedia/assimp/files/patch-code_AssetLib_MDL_MDLFileData.h
new file mode 100644
index 000000000000..334f12063fbd
--- /dev/null
+++ b/multimedia/assimp/files/patch-code_AssetLib_MDL_MDLFileData.h
@@ -0,0 +1,11 @@
+--- code/AssetLib/MDL/MDLFileData.h.orig	2023-10-16 03:31:18 UTC
++++ code/AssetLib/MDL/MDLFileData.h
+@@ -603,7 +603,7 @@ struct Vertex_MDL7
+     union {
+         uint8_t norm162index;
+         float norm[3];
+-    };
++    } PACK_STRUCT;
+ } PACK_STRUCT;
+ 
+ // -------------------------------------------------------------------------------------