diff --git a/ref/vk/data/valve/luchiki/maps/c1a1b.patch b/ref/vk/data/valve/luchiki/maps/c1a1b.patch
index 296ec23f..a04abfc8 100644
--- a/ref/vk/data/valve/luchiki/maps/c1a1b.patch
+++ b/ref/vk/data/valve/luchiki/maps/c1a1b.patch
@@ -63,7 +63,12 @@
 {
 "_xvk_ent_id" "267 266" // remove hack lights entity
 }
-{ // FIXME: color should take from translucent texture 
+{ // FIXME: color should take from translucent texture
 "_xvk_surface_id" "9" // +0LAB1_W6B       150 160 210  4000
 "_light" "70 200 110 4000" // color from hack light
 }
+
+{
+	_xvk_ent_id "321 322 323 324"
+	_xvk_smooth_entire_model "1"
+}
diff --git a/ref/vk/vk_brush.c b/ref/vk/vk_brush.c
index 82fc9a9e..4061d673 100644
--- a/ref/vk/vk_brush.c
+++ b/ref/vk/vk_brush.c
@@ -850,7 +850,7 @@ static int getSurfaceTexture(const msurface_t *surf, int surface_index) {
 	return surf->texinfo->texture->gl_texturenum;
 }
 
-static qboolean shouldSmoothLinkSurfaces(const model_t* mod, int surf1, int surf2) {
+static qboolean shouldSmoothLinkSurfaces(const model_t* mod, qboolean smooth_entire_model, int surf1, int surf2) {
 	//return Q_min(surf1, surf2) == 741 && Q_max(surf1, surf2) == 743;
 
 	// Filter explicit exclusion
@@ -863,6 +863,9 @@ static qboolean shouldSmoothLinkSurfaces(const model_t* mod, int surf1, int surf
 			return false;
 	}
 
+	if (smooth_entire_model)
+		return true;
+
 	for (int i = 0; i < g_map_entities.smoothing.groups_count; ++i) {
 		const xvk_smoothing_group_t *g = g_map_entities.smoothing.groups + i;
 		uint32_t bits = 0;
@@ -949,7 +952,7 @@ static void linkSmoothSurfaces(const model_t* mod, int surf1, int surf2, int ver
 	v->surfs[Q_max(i1, i2)].link = Q_min(i1, i2);
 }
 
-static void connectVertices( const model_t *mod ) {
+static void connectVertices( const model_t *mod, qboolean smooth_entire_model ) {
 	if (mod->numedges > g_brush.conn.edges_capacity) {
 		if (g_brush.conn.edges)
 			Mem_Free(g_brush.conn.edges);
@@ -983,7 +986,7 @@ static void connectVertices( const model_t *mod ) {
 				cedge->first_surface = surface_index;
 			} else {
 				const medge_t *edge = mod->edges + iedge;
-				if (shouldSmoothLinkSurfaces(mod, cedge->first_surface, surface_index)) {
+				if (shouldSmoothLinkSurfaces(mod, smooth_entire_model, cedge->first_surface, surface_index)) {
 					linkSmoothSurfaces(mod, cedge->first_surface, surface_index, edge->v[0]);
 					linkSmoothSurfaces(mod, cedge->first_surface, surface_index, edge->v[1]);
 				}
@@ -1065,9 +1068,9 @@ static qboolean fillBrushSurfaces(fill_geometries_args_t args) {
 	uint16_t *p_ind = args.out_indices;
 	int index_offset = args.base_index_offset;
 
-	connectVertices(args.mod);
-
 	const xvk_mapent_func_any_t *const entity_patch = getModelFuncAnyPatch(args.mod);
+	connectVertices(args.mod, entity_patch ? entity_patch->smooth_entire_model : false);
+
 
 	// Load sorted by gl_texturenum
 	// TODO this does not make that much sense in vulkan (can sort later)
diff --git a/ref/vk/vk_mapents.c b/ref/vk/vk_mapents.c
index e37baf68..8726f43c 100644
--- a/ref/vk/vk_mapents.c
+++ b/ref/vk/vk_mapents.c
@@ -507,6 +507,11 @@ static void patchFuncAnyEntity( const entity_props_t *props, uint32_t have_field
 		DEBUG("Patching ent=%d func_any=%d %f %f %f", e->entity_index, index, e->origin[0], e->origin[1], e->origin[2]);
 	}
 
+	if (have_fields & Field__xvk_smooth_entire_model) {
+		DEBUG("Patching ent=%d func_any=%d smooth_entire_model =%d", e->entity_index, index, props->_xvk_smooth_entire_model);
+		e->smooth_entire_model = props->_xvk_smooth_entire_model;
+	}
+
 	if (have_fields & Field__xvk_map_material) {
 		const char *s = props->_xvk_map_material;
 		while (*s) {
diff --git a/ref/vk/vk_mapents.h b/ref/vk/vk_mapents.h
index b1e5c3d9..4e3c1dc9 100644
--- a/ref/vk/vk_mapents.h
+++ b/ref/vk/vk_mapents.h
@@ -36,6 +36,7 @@
 	X(24, int_array_t, _xvk_smoothing_group, IntArray) \
 	X(25, string, _xvk_map_material, String) \
 	X(26, int, rendermode, Int) \
+	X(27, int, _xvk_smooth_entire_model, Int) \
 
 /* NOTE: not used
 	X(23, int, renderamt, Int) \
@@ -116,6 +117,8 @@ typedef struct {
 
 	int rendermode;
 
+	qboolean smooth_entire_model;
+
 	/* NOTE: not used. Might be needed for #118 in the future.
 	int renderamt, renderfx;
 	color24 rendercolor;