diff --git a/src/main/java/de/tims/viergewinnt/ai/Logic.java b/src/main/java/de/tims/viergewinnt/ai/Logic.java
index 23a9a6b..1f643c8 100644
--- a/src/main/java/de/tims/viergewinnt/ai/Logic.java
+++ b/src/main/java/de/tims/viergewinnt/ai/Logic.java
@@ -13,9 +13,9 @@ import javax.swing.JPanel;
 
 public class Logic {
 	
-	int[][] board = new int[6][6];
-	int currentPlayer = 1;
-	int player1Score = 0;
+	private int[][] board = new int[6][6];
+	private int currentPlayer = 1;
+	private int player1Score = 0;
 	
 	public void setField(int player, int row, int column) {
 		board[row][column] = player;
diff --git a/src/test/java/de/tims/viergewinnt/ai/LogicTest.java b/src/test/java/de/tims/viergewinnt/ai/LogicTest.java
index c9c2bb0..b70ad80 100644
--- a/src/test/java/de/tims/viergewinnt/ai/LogicTest.java
+++ b/src/test/java/de/tims/viergewinnt/ai/LogicTest.java
@@ -56,7 +56,7 @@ class LogicTest {
 		testObj.setCurrentPlayer(player);
 		testObj.playChip(column);
 		
-		int realResult = testObj.currentPlayer;
+		int realResult = testObj.getCurrentPlayer();
 		
 		assertEquals(expectedResult, realResult);
 	}
@@ -70,7 +70,7 @@ class LogicTest {
 		testObj.setCurrentPlayer(player);
 		testObj.playChip(column);
 		
-		int realResult = testObj.currentPlayer;
+		int realResult = testObj.getCurrentPlayer();
 		
 		assertEquals(expectedResult, realResult);
 	}
@@ -97,7 +97,7 @@ class LogicTest {
 		
 		testObj.setField(player, row, column);
 		
-		assertEquals(1, testObj.board[row][column]);
+		assertEquals(1, testObj.getField(row, column));
 	}
 	
 	@Test
@@ -108,7 +108,7 @@ class LogicTest {
 		
 		testObj.setField(player, row, column);
 		
-		assertEquals(player, testObj.board[row][column]);
+		assertEquals(player, testObj.getField(row, column));
 	}
 	
 	@Test
@@ -129,7 +129,7 @@ class LogicTest {
 		
 		testObj.setCurrentPlayer(player);
 		
-		assertEquals(player, testObj.currentPlayer);
+		assertEquals(player, testObj.getCurrentPlayer());
 	}
 	
 	@Test
@@ -147,7 +147,7 @@ class LogicTest {
 		int expectedResult = 500;
 		testObj.setPlayer1Score(expectedResult);
 		
-		assertEquals(expectedResult, testObj.player1Score);
+		assertEquals(expectedResult, testObj.getPlayer1Score());
 	}
 	
 	@Test