diff --git a/src/test/c/Stefan/test_blackjack.c b/src/test/c/Stefan/test_blackjack.c
index bd10d9e..feab3b0 100644
--- a/src/test/c/Stefan/test_blackjack.c
+++ b/src/test/c/Stefan/test_blackjack.c
@@ -144,6 +144,34 @@ void test_cards_ace_ace_10_8_total_equals_20() {
 
 }
 
+void test_cards_ace_ace_10_9_total_equals_21() {
+
+    //arrange
+    int userCards[] = { 11, 11, 10, 9};
+    int expected_result = 21;
+
+    //act
+    int actual_result = calculateCardsTotal(userCards, 4);
+
+    //assert
+    TEST_ASSERT_EQUAL_INT(expected_result, actual_result);
+
+}
+
+void test_cards_ace_ace_ace_10_total_equals_21() {
+
+    //arrange
+    int userCards[] = { 11, 11, 11, 10};
+    int expected_result = 13;
+
+    //act
+    int actual_result = calculateCardsTotal(userCards, 4);
+
+    //assert
+    TEST_ASSERT_EQUAL_INT(expected_result, actual_result);
+
+}
+
 void test_blackjack_bet_equals_10() {
 
     //arrange