diff --git a/boards/native/doc.txt b/boards/native/doc.txt
index 2f891b5eac..aedf921cb7 100644
--- a/boards/native/doc.txt
+++ b/boards/native/doc.txt
@@ -31,6 +31,13 @@ On Debian/Ubuntu you can install the required libraries with
 
 ```
 sudo apt install gcc-multilib
+```
+
+Likewise, for the unittest execution, `libasan5` is needed for 32 bit binaries.
+On Debian/Ubuntu you can install the required libraries with
+
+```
+sudo apt install lib32asan5
 ```
 
  */