diff --git a/src/bytecode/vm/Stack.h b/src/bytecode/vm/Stack.h
index 0ea7a0e..736448c 100644
--- a/src/bytecode/vm/Stack.h
+++ b/src/bytecode/vm/Stack.h
@@ -117,11 +117,11 @@ namespace Bytecode {
         }
 
         StackObject top() {
-            uint8_t type = *(stackTop - 1);
-
             if (!used)
                 return StackObject{};
 
+            uint8_t type = *(stackTop - 1);
+
             StackObject object{};
             size_t size;
 
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index e230df8..503af69 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -28,8 +28,7 @@ file(
         ./*.cpp
 )
 
-add_executable(all_tests ${SRCS}
-        variables_test.cpp)
+add_executable(all_tests ${SRCS})
 
 target_link_libraries(all_tests GTest::gtest_main GTest::gmock_main)