diff --git a/README.md b/README.md
index f9a5f3f..7b2956a 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,7 @@ features
 - Uses **only integer math** (32bit). The tiny version should only require 16bit, but isn't completed.
 - **No dependencies** (uses only stdint standard library), extremely portable.
 - **Single header**, KISS, suckless.
+- **No dynamic heap allocation**.
 - Advanced rendering of **variable height floor and ceiling**.
 - **Textured walls and floor**.
 - **Depth information** (e.g. for fog or z-buffer rendering).