diff --git a/main/gui/source/window/window.cpp b/main/gui/source/window/window.cpp
index d5959eb74..902ddad61 100644
--- a/main/gui/source/window/window.cpp
+++ b/main/gui/source/window/window.cpp
@@ -407,8 +407,10 @@ namespace hex {
 
         ImGui::NewFrame();
 
-        if (ImGuiExt::ImGuiTestEngine::isEnabled())
-            ImGuiTestEngine_ShowTestEngineWindows(m_testEngine, nullptr);
+        #if defined(IMGUI_TEST_ENGINE)
+            if (ImGuiExt::ImGuiTestEngine::isEnabled())
+                ImGuiTestEngine_ShowTestEngineWindows(m_testEngine, nullptr);
+        #endif
 
 
         TutorialManager::drawTutorial();