diff --git a/build/test/cache/test_Spiellogik.c b/build/test/cache/test_Spiellogik.c
index 460cbc4..9764754 100644
--- a/build/test/cache/test_Spiellogik.c
+++ b/build/test/cache/test_Spiellogik.c
@@ -291,3 +291,21 @@ void test_lose_right_belegtesFeld(void){
    ), (UNITY_UINT)(121), UNITY_DISPLAY_STYLE_INT);
 
 }
+
+void test_lose_right_rechterRand(void){
+
+    int realU[20][20] = { 0 };
+
+    realU[5][20] = 4;
+
+    int result = lose(realU, 'l');
+
+
+
+    UnityAssertEqualNumber((UNITY_INT)((1)), (UNITY_INT)((result)), (
+
+   ((void *)0)
+
+   ), (UNITY_UINT)(128), UNITY_DISPLAY_STYLE_INT);
+
+}
diff --git a/build/test/out/c/test_Spiellogik.o b/build/test/out/c/test_Spiellogik.o
index 7998dc5..1be7e69 100644
Binary files a/build/test/out/c/test_Spiellogik.o and b/build/test/out/c/test_Spiellogik.o differ
diff --git a/build/test/out/c/test_Spiellogik_runner.o b/build/test/out/c/test_Spiellogik_runner.o
index d883fc0..e2376e3 100644
Binary files a/build/test/out/c/test_Spiellogik_runner.o and b/build/test/out/c/test_Spiellogik_runner.o differ
diff --git a/build/test/out/test_Spiellogik.out b/build/test/out/test_Spiellogik.out
index 9f84319..a9f8db7 100755
Binary files a/build/test/out/test_Spiellogik.out and b/build/test/out/test_Spiellogik.out differ
diff --git a/build/test/preprocess/files/test_Spiellogik.c b/build/test/preprocess/files/test_Spiellogik.c
index 460cbc4..9764754 100644
--- a/build/test/preprocess/files/test_Spiellogik.c
+++ b/build/test/preprocess/files/test_Spiellogik.c
@@ -291,3 +291,21 @@ void test_lose_right_belegtesFeld(void){
    ), (UNITY_UINT)(121), UNITY_DISPLAY_STYLE_INT);
 
 }
+
+void test_lose_right_rechterRand(void){
+
+    int realU[20][20] = { 0 };
+
+    realU[5][20] = 4;
+
+    int result = lose(realU, 'l');
+
+
+
+    UnityAssertEqualNumber((UNITY_INT)((1)), (UNITY_INT)((result)), (
+
+   ((void *)0)
+
+   ), (UNITY_UINT)(128), UNITY_DISPLAY_STYLE_INT);
+
+}
diff --git a/build/test/results/test_Spiellogik.pass b/build/test/results/test_Spiellogik.pass
index 4b32173..492c916 100644
--- a/build/test/results/test_Spiellogik.pass
+++ b/build/test/results/test_Spiellogik.pass
@@ -55,12 +55,16 @@
   :line: 115
   :message: ''
   :unity_test_time: 0
+- :test: test_lose_right_rechterRand
+  :line: 123
+  :message: ''
+  :unity_test_time: 0
 :failures: []
 :ignores: []
 :counts:
-  :total: 13
-  :passed: 13
+  :total: 14
+  :passed: 14
   :failed: 0
   :ignored: 0
 :stdout: []
-:time: 0.0014685070000268752
+:time: 0.001713458999802242
diff --git a/build/test/results/test_Umgebung.pass b/build/test/results/test_Umgebung.pass
index cbaef3b..4481fa3 100644
--- a/build/test/results/test_Umgebung.pass
+++ b/build/test/results/test_Umgebung.pass
@@ -19,4 +19,4 @@
   :failed: 0
   :ignored: 0
 :stdout: []
-:time: 0.001630110999030876
+:time: 0.00175995899917325
diff --git a/build/test/results/test_test.pass b/build/test/results/test_test.pass
index fffc7ac..03eea24 100644
--- a/build/test/results/test_test.pass
+++ b/build/test/results/test_test.pass
@@ -15,4 +15,4 @@
   :failed: 0
   :ignored: 0
 :stdout: []
-:time: 0.0015618119996361202
+:time: 0.0014771749993087724
diff --git a/build/test/runners/test_Spiellogik_runner.c b/build/test/runners/test_Spiellogik_runner.c
index 95f4998..cd6f2e8 100644
--- a/build/test/runners/test_Spiellogik_runner.c
+++ b/build/test/runners/test_Spiellogik_runner.c
@@ -23,6 +23,7 @@ extern void test_lose_left_belegtesFeld(void);
 extern void test_lose_left_linkerRand(void);
 extern void test_lose_right_freiesFeld(void);
 extern void test_lose_right_belegtesFeld(void);
+extern void test_lose_right_rechterRand(void);
 
 
 /*=======Mock Management=====*/
@@ -100,6 +101,7 @@ int main(void)
   run_test(test_lose_left_linkerRand, "test_lose_left_linkerRand", 98);
   run_test(test_lose_right_freiesFeld, "test_lose_right_freiesFeld", 107);
   run_test(test_lose_right_belegtesFeld, "test_lose_right_belegtesFeld", 115);
+  run_test(test_lose_right_rechterRand, "test_lose_right_rechterRand", 123);
 
   return UnityEnd();
 }
diff --git a/test/test_Spiellogik.c b/test/test_Spiellogik.c
index 5d99f7c..3db1e4d 100644
--- a/test/test_Spiellogik.c
+++ b/test/test_Spiellogik.c
@@ -118,5 +118,12 @@ void test_lose_right_belegtesFeld(void){
     realU[5][13] = 3;
     int result = lose(realU, 'r');
 
+    TEST_ASSERT_EQUAL_INT(1, result);
+}
+void test_lose_right_rechterRand(void){
+    int realU[20][20] = { 0 };
+    realU[5][N] = 4;
+    int result = lose(realU, 'l');
+
     TEST_ASSERT_EQUAL_INT(1, result);
 }
\ No newline at end of file