diff --git a/docs/development/Electronite/LinuxBuildNotes.md b/docs/development/Electronite/LinuxBuildNotes.md
index 8a84eae48cd48..d5b553d264d13 100644
--- a/docs/development/Electronite/LinuxBuildNotes.md
+++ b/docs/development/Electronite/LinuxBuildNotes.md
@@ -32,6 +32,8 @@ git clone https://github.com/electron/build-tools ~/.electron_build_tools && (cd
 
 
 ### Build Electronite
+- first make sure you have downloaded the current version of electronite-tools-2.sh.  There may have been changes from other electronite versions.
+
 #### Build x64
 - get the Electronite source code for branch (this can take many hours the first time as the git cache is loaded):
 ```
diff --git a/docs/development/Electronite/MacBuildNotes.md b/docs/development/Electronite/MacBuildNotes.md
index 70b8a0fd3fc07..6468ed99eb266 100644
--- a/docs/development/Electronite/MacBuildNotes.md
+++ b/docs/development/Electronite/MacBuildNotes.md
@@ -38,6 +38,8 @@ git clone https://github.com/electron/build-tools ~/.electron_build_tools && (cd
 
 
 ### Build Electronite
+- first make sure you have downloaded the current version of electronite-tools-2.sh.  There may have been changes from other electronite versions.
+
 #### Build Intel x64
 - get the Electronite source code for branch (this can take many hours the first time as the git cache is loaded):
 ```
diff --git a/docs/development/Electronite/WindowsBuildNotes.md b/docs/development/Electronite/WindowsBuildNotes.md
index 685de6b38c283..b2221d5dda703 100644
--- a/docs/development/Electronite/WindowsBuildNotes.md
+++ b/docs/development/Electronite/WindowsBuildNotes.md
@@ -40,6 +40,8 @@ npm i
 - if you browse to http://localhost:8088 on your local machine you can monitor compile jobs as they flow through the goma system.
 
 ### Build Electronite
+- first make sure you have downloaded the current version of electronite-tools-2.bat.  There may have been changes from other electronite versions.
+
 #### Build Intel x64
 - open command prompt, cd to the build directory, and initialize build configuration:
 ```