diff --git a/Building-for-Linux.md b/Building-for-Linux.md
index e3eb785..d70e507 100644
--- a/Building-for-Linux.md
+++ b/Building-for-Linux.md
@@ -24,9 +24,12 @@ crew install git cmake qtbase ffmpeg libfmt pugixml
 ## Checkout Dolphin
 1. `git clone https://github.com/dolphin-emu/dolphin`
 2. `cd dolphin`
-3. `git submodule update --init Externals/mGBA` (as of July 2021, Dolphin integrates mGBA, this step is needed to pull it into the build)
-4. `git submodule update --init Externals/spirv_cross`
-5. `git pull --recurse-submodules`
+
+## Add necessary submodules
+1. `git submodule update --init Externals/mGBA`
+2. `git submodule update --init Externals/spirv_cross`
+3. `git submodule update --init Externals/zlib-ng`
+4. `git pull --recurse-submodules`
 
 ## Building
 ### Global Build (if unsure, use this option)