diff --git a/src/main/c/Tim/SchereSteinPapier.c b/src/main/c/Tim/SchereSteinPapier.c
index 6862522..3b71014 100644
--- a/src/main/c/Tim/SchereSteinPapier.c
+++ b/src/main/c/Tim/SchereSteinPapier.c
@@ -70,9 +70,9 @@ int calculateWinner(int x, int y)
             }
         case(3):
             switch (y) {
-                case(1): return 1;
+                case(1): return -1;
 
-                case(2): return -1;
+                case(2): return 1;
 
                 case(3): return 0;
 
diff --git a/src/test/c/Tim/test_SchereSteinPapier.c b/src/test/c/Tim/test_SchereSteinPapier.c
index 5a65733..6707100 100644
--- a/src/test/c/Tim/test_SchereSteinPapier.c
+++ b/src/test/c/Tim/test_SchereSteinPapier.c
@@ -35,5 +35,32 @@ void test_drawPaperPaper()
 
     int actualResult = calculateWinner(3,3);
 
+    TEST_ASSERT_EQUAL_INT(expectedResult, actualResult);
+}
+
+void test_lose_USER_Scissor_COM_Rock()
+{
+    int expectedResult = -1;
+
+    int actualResult = calculateWinner(1,2);
+
+    TEST_ASSERT_EQUAL_INT(expectedResult, actualResult);
+}
+
+void test_lose_USER_Paper_COM_Scissor()
+{
+    int expectedResult = -1;
+
+    int actualResult = calculateWinner(3,1);
+
+    TEST_ASSERT_EQUAL_INT(expectedResult, actualResult);
+}
+
+void test_lose_USER_Rock_COM_Paper()
+{
+    int expectedResult = -1;
+
+    int actualResult = calculateWinner(2,3);
+
     TEST_ASSERT_EQUAL_INT(expectedResult, actualResult);
 }
\ No newline at end of file