diff --git a/installer.sh b/installer.sh
index f465424..480ea25 100644
--- a/installer.sh
+++ b/installer.sh
@@ -46,7 +46,7 @@ welcome_message() {
 
 download_source_vipshellp() {
     local os=$(uname -s)
-    local installer_url="https://github.com/NymexData/C-VipNX/raw/main/vipshell.c"
+    local installer_url="https://raw.githubusercontent.com/NymexData/C-VipNX/master/vipshell.c"
 
     if [[ "$os" == "Darwin" || "$os" == "Linux" ]]; then
         echo "Downloading the shell vip source..."