diff --git a/src/main/c/GameTic_Tac_Toe/tictactoe.h b/src/main/c/GameTic_Tac_Toe/tictactoe.h
index 93c7d14..89d5ab9 100644
--- a/src/main/c/GameTic_Tac_Toe/tictactoe.h
+++ b/src/main/c/GameTic_Tac_Toe/tictactoe.h
@@ -8,5 +8,6 @@ char checkLine(char a, char b, char c);
 void start_tictactoe();
 char checkWinner();
 void makeMove(int choice);
+void displayBoard();
 
 #endif
diff --git a/test/test_tictactoe.c b/test/test_tictactoe.c
index 5ece3e4..7dafd2e 100644
--- a/test/test_tictactoe.c
+++ b/test/test_tictactoe.c
@@ -52,11 +52,13 @@ void test_checkWinner_vertikalerGewinner(void) {
     char result;
  
     // Setze die Daten für einen vertikalen Gewinner
+    displayBoard();
     makeMove(1);
     makeMove(2);
     makeMove(4);
     makeMove(3);
     makeMove(7);
+    displayBoard();
 
     /* handeln */
     result = checkWinner();
@@ -69,11 +71,13 @@ void test_checkWinner_horizontalerGewinner(void) {
     /* arrangieren */
     char result;
 
+    displayBoard();
     makeMove(1);
     makeMove(4);
     makeMove(2);
     makeMove(5);
     makeMove(3);
+    displayBoard();
 
     /* handeln */
     result = checkWinner();