diff --git a/project/jni/application/openttd/readme.txt b/project/jni/application/openttd/readme.txt
index 21fc3ccc0..53f9e0b21 100644
--- a/project/jni/application/openttd/readme.txt
+++ b/project/jni/application/openttd/readme.txt
@@ -3,6 +3,7 @@ Install liblzma-dev, it's needed for configure script
 sudo apt-get install liblzma-dev
 Download my Git repo from https://github.com/pelya/commandergenius,
 then install Android SDK, Android NDK, and "ant" tool, then launch commands
+    git submodule update --init --recursive
     rm project/jni/application/src
     ln -s openttd project/jni/application/src
     ./changeAppSettings.sh -a