diff --git a/readme.md b/readme.md
index a740cb1..dafa1ea 100644
--- a/readme.md
+++ b/readme.md
@@ -14,3 +14,4 @@ cmake -DCMAKE_BUILD_TYPE=Release .
 cmake --build .
 ./4mb_platformer
 ```
+It's important to compile in Release or MinSizeRel mode to not enable debug mode.