diff --git a/README.md b/README.md
index 640bd75..d6aa22c 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ python ccdl-win.py -u 6 -l en_US -p win64 -x
 
 1. Extract the whole branch to a working folder and pick one Set-up.exe version and extract it to the same folder. (v4 setup not support win10)
 2. Download desire product using ccdl-win.py (creates "products" folder inside the working folder)
-3. Download ACC packages for the installer using installer.py (creates "packages" folder inside the working folder)
+3. Download ACC packages for the installer using build_installer.py (creates "packages" folder inside the working folder)
 4. Rename \products\\*prefix*-Driver.xml to Driver.xml
 5. Along the "packages" folder, a new "acc_sources" folder will be created as well (this contains the zip files of the ACC packages which were extracted before)
 6. Optional - Delete downloaded zip files in "acc_sources" directory to reduce installer size (Not necessary because omitting the folder if the whole installation is packed is valid and if kept, used for other products)