diff --git a/makefile b/makefile
index 6beb20a..8f2bb9e 100644
--- a/makefile
+++ b/makefile
@@ -36,7 +36,7 @@ $(program_obj_filesobj_files): %.o: %.c
 # Unit Tests
 # --------------------------
 unitTestsStack: stack.o test_stack.c $(unityfolder)/unity.c
-	$(CC) $(FLAGS) $^ -o $@ $(unityfolder)/unity.c
+	$(CC) $(FLAGS) -I$(unityfolder) $^ -o $@
 
 
 # --------------------------
diff --git a/stack.o b/stack.o
new file mode 100644
index 0000000..cbe9f18
Binary files /dev/null and b/stack.o differ
diff --git a/test_stack.c b/test_stack.c
index ea95ac9..e304ffa 100644
--- a/test_stack.c
+++ b/test_stack.c
@@ -39,7 +39,7 @@ void test_push_and_top(void)
 
     TEST_ASSERT_EQUAL_INT(30, *(int*)top(stack));
 
-    clearStack(&stack);
+    clearStack(stack);
     TEST_ASSERT_NULL(stack);
 }
 
@@ -72,7 +72,7 @@ void test_clearStack(void)
     stack = push(stack, &x);
     stack = push(stack, &y);
 
-    clearStack(&stack);
+    clearStack(stack);
 
     TEST_ASSERT_NULL(stack);
 }
\ No newline at end of file
diff --git a/unitTestsStack.exe b/unitTestsStack.exe
new file mode 100644
index 0000000..6109772
Binary files /dev/null and b/unitTestsStack.exe differ