diff --git a/src/caches.lua b/src/caches.lua
index eae61a3..8ec8f62 100644
--- a/src/caches.lua
+++ b/src/caches.lua
@@ -37,10 +37,12 @@ local function cache_groups(groupname, groups)
 		for i = 1, nb_items do
 			local item = items[i]
 			local def = reg_items[item]
-			local texture = def.inventory_image or def.wield_image
+			local texture = def.inventory_image or def.wield_image or ""
 
 			if is_cube(def.drawtype) then
 				texture = get_cube(def.tiles)
+			elseif true_str(texture) then
+				texture = texture .. "\\^[resize\\:150x150"
 			end
 
 			sprite = sprite .. fmt(":0,%u=%s", (i - 1) * px, texture)
@@ -50,6 +52,18 @@ local function cache_groups(groupname, groups)
 	end
 end
 
+core.register_chatcommand("test", {
+	func = function(name, param)
+		core.get_player_by_name(name):hud_add({
+			hud_elem_type = "image",
+			position = {x = 0.6, y = 0.5},
+			scale = {x = 1, y = 1},
+			text = param
+		})
+		return true
+	end
+})
+
 
 local function get_item_usages(item, recipe, added)
 	if is_group(item) then
diff --git a/src/gui.lua b/src/gui.lua
index 7bdb3ca..62964a8 100644
--- a/src/gui.lua
+++ b/src/gui.lua
@@ -1032,7 +1032,7 @@ local function get_grid_fs(fs, data, rcp, is_recipe)
 		local _count = count * (is_recipe and data.scrbar_rcp or data.scrbar_usg or 1)
 
 		if group_cache and group_cache.sprite then
-			local sprite = group_cache.sprite
+			local sprite = ESC(group_cache.sprite)
 
 			fs("item_image_button", X, Y, btn_size, btn_size, "", btn_name, "")
 			fs("animated_image", X + 0.01, Y + 0.01, 1.89, 1.89, sprite, #group_cache.items, 1000)