diff --git a/similar/main/morph.cpp b/similar/main/morph.cpp
index 3dece5fd4..32685eb04 100644
--- a/similar/main/morph.cpp
+++ b/similar/main/morph.cpp
@@ -87,7 +87,7 @@ static void find_min_max(polymodel *pm,int submodel_num,vms_vector &minv,vms_vec
 	ushort nverts;
 	ushort *data,type;
 
-	data = (ushort *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
+	data = (uint16_t *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
 
 	type = *data++;
 
@@ -122,7 +122,7 @@ static void init_points(polymodel *pm,const vms_vector *box_size,int submodel_nu
 	ushort *data,type;
 	int i;
 
-	data = (ushort *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
+	data = (uint16_t *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
 
 	type = *data++;
 
@@ -185,7 +185,7 @@ static void update_points(polymodel *pm,int submodel_num,morph_data *md)
 	ushort *data,type;
 	int i;
 
-	data = (ushort *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
+	data = (uint16_t *) &pm->model_data[pm->submodel_ptrs[submodel_num]];
 
 	type = *data++;
 
diff --git a/similar/main/polyobj.cpp b/similar/main/polyobj.cpp
index 831ab4e8f..9f8580b85 100644
--- a/similar/main/polyobj.cpp
+++ b/similar/main/polyobj.cpp
@@ -617,7 +617,7 @@ static void polyobj_find_min_max(polymodel *pm)
 		auto &mx = pm->submodel_maxs[m];
 		const auto &ofs = pm->submodel_offsets[m];
 
-		data = (ushort *)&pm->model_data[pm->submodel_ptrs[m]];
+		data = (uint16_t *)&pm->model_data[pm->submodel_ptrs[m]];
 	
 		type = *data++;