diff --git a/Start_Windows/runStackTests.exe b/Start_Windows/runStackTests.exe
index cb9a945..ad92ca0 100644
Binary files a/Start_Windows/runStackTests.exe and b/Start_Windows/runStackTests.exe differ
diff --git a/Start_Windows/stackTests.c b/Start_Windows/stackTests.c
index 365bdbc..f96a964 100644
--- a/Start_Windows/stackTests.c
+++ b/Start_Windows/stackTests.c
@@ -13,6 +13,9 @@ static void pushNeuerStack(){
     int gespeicherterWert = *(int*)(tester->data);
     TEST_ASSERT_EQUAL_INT(*(int*)(tester->data),2);
     TEST_ASSERT_TRUE(tester->dannach == NULL);
+
+    
+    clearStack(tester);
 }
 
 static void pushVorhandenerStack(){
@@ -27,6 +30,9 @@ static void pushVorhandenerStack(){
     int gespeicherterWert = *(int*)(stack->data);
     TEST_ASSERT_EQUAL_INT(*(int*)(stack->data),2);
     TEST_ASSERT_EQUAL_INT(*(int*)(stack->dannach->data),1);
+
+    
+    clearStack(stack);
 }
 
 
@@ -43,6 +49,7 @@ void testTop(){
     TEST_ASSERT_EQUAL_INT(2, *(int *)top(stack));                   // top sollte b sein
 
 
+    clearStack(stack);
 }
 
 void testPop(void) {
@@ -64,6 +71,8 @@ void testPop(void) {
     stack = pop(stack);
     TEST_ASSERT_NULL(stack);                                        // leerer Stack nach pop
 
+    
+    clearStack(stack);
 }
 
 void testPopLeererStack(void) {