diff --git a/windows/busylight-buddy-windows-installer-builder.iss b/windows/busylight-buddy-windows-installer-builder.iss
index 4ae8dad..0075ade 100644
--- a/windows/busylight-buddy-windows-installer-builder.iss
+++ b/windows/busylight-buddy-windows-installer-builder.iss
@@ -6,7 +6,7 @@
 #define MyAppVersion "0.0.1"
 #define MyAppPublisher "iGoX"
 #define MyAppURL "https://github.com/igox/busylight-buddy"
-#define MyAppExeName "busylight-buddy.exe"
+#define MyAppExeName "busylight_buddy.exe"
 
 [Setup]
 ; NOTE: The value of AppId uniquely identifies this application. Do not use the same AppId value in installers for other applications.