diff --git a/lua/app/userdata/runes/runes_data.lua b/lua/app/userdata/runes/runes_data.lua
index c6926b6d..26aab50d 100644
--- a/lua/app/userdata/runes/runes_data.lua
+++ b/lua/app/userdata/runes/runes_data.lua
@@ -301,11 +301,12 @@ function RunesData:getRandomGrids()
     if self.fakeGrids == nil then
         self.fakeGrids = {}
 
+        local maxQlt = self:getCheckQualityIds()[1] - 1
         for i = 1, GConst.RunesConst.FAKE_DATA_COUNT do
             self.fakeGrids[i] = {}
             for j = 1, GConst.RunesConst.MAX_ATTR_GRID_COUNT do
                 local grid = {}
-                grid.quality = math.random(GConst.RunesConst.MAX_QUALITY_COUNT - 2)
+                grid.quality = math.random(maxQlt)
                 grid.attr = math.random(GConst.RunesConst.MAX_ATTR_COUNT)
                 grid.suit = math.random(GConst.RunesConst.MAX_SUITS_COUNT)
                 table.insert(self.fakeGrids[i], grid)