diff --git a/platform/mv3/README.md b/platform/mv3/README.md
index d80f9ceaa..2a2fcf01c 100644
--- a/platform/mv3/README.md
+++ b/platform/mv3/README.md
@@ -7,8 +7,10 @@ The following assumes a linux environment.
 1. Open Bash console
 2. `git clone  https://github.com/gorhill/uBlock.git`
 3. `cd uBlock`
-4. `make mv3-[platform]`, where `[platform]` is either `chromium`, `edge`, `firefox`, or `safari`
-5. This will fully build uBO Lite, and during the process filter lists will be downloaded from their respective remote servers
+4. `git submodule init`
+5. `git submodule update`
+6. `make mv3-[platform]`, where `[platform]` is either `chromium`, `edge`, `firefox`, or `safari`
+7. This will fully build uBO Lite, and during the process filter lists will be downloaded from their respective remote servers
 
 Upon completion of the script, the resulting extension package will become present in: