diff --git a/Qwirkle/QwirkleClassLibrary/Games/Game.cs b/Qwirkle/QwirkleClassLibrary/Games/Game.cs
index 2b1568e..739efb5 100644
--- a/Qwirkle/QwirkleClassLibrary/Games/Game.cs
+++ b/Qwirkle/QwirkleClassLibrary/Games/Game.cs
@@ -587,7 +587,7 @@ namespace QwirkleClassLibrary.Games
         /// <param name="b"></param>
         /// <param name="checkdoubles"></param>
         /// <returns></returns>
-        private static bool CheckWrongCompletedLines(int x, int y, int dx, int dy, Board b, ref List<Tile> checkdoubles)
+        public static bool CheckWrongCompletedLines(int x, int y, int dx, int dy, Board b, ref List<Tile> checkdoubles)
         {
             int nbTiles = 1;
             
diff --git a/Qwirkle/TestBase/TestGame.cs b/Qwirkle/TestBase/TestGame.cs
index ee641ba..5dd518e 100644
--- a/Qwirkle/TestBase/TestGame.cs
+++ b/Qwirkle/TestBase/TestGame.cs
@@ -398,6 +398,30 @@ public class TestGame
         Assert.False(Game.CheckTileInCompletedLines(t1, ref nbTiles, ref checkdoubles));
     }
 
+    [Fact]
+    public void Test_CheckWrongCompletedLines()
+    {
+        // Arrange
+        var game = new Game();
+        var board = new Board(17, 14);
+        var checkDoubles = new List<Tile>();
+        int x = 4, y = 1, dx = 1, dy = 0;
+
+        // Add tiles to the board
+        board.AddTileInCell(1, 1, new Tile(Shape.Club, Color.Red));
+        board.AddTileInCell(2, 1, new Tile(Shape.Square, Color.Red));
+        board.AddTileInCell(3, 1, new Tile(Shape.Star, Color.Red));
+        board.AddTileInCell(5, 1, new Tile(Shape.Round, Color.Red));
+        board.AddTileInCell(6, 1, new Tile(Shape.Shuriken, Color.Red));
+        board.AddTileInCell(7, 1, new Tile(Shape.Rhombus, Color.Red));
+
+        // Act
+        bool result = Game.CheckWrongCompletedLines(x, y, dx, dy, board, ref checkDoubles);
+
+        // Assert
+        Assert.False(result);
+    }
+
     [Theory]
     [InlineData(3, 1, 4, 1, 5, 1, 5)]
     [InlineData(2, 2, 3, 2, 4, 2, 5)]