diff --git a/installer/package_windows.ts b/installer/package_windows.ts
index 5c827ae..ab4bd62 100644
--- a/installer/package_windows.ts
+++ b/installer/package_windows.ts
@@ -35,7 +35,7 @@ async function make_template() : Promise<string> {
 
 async function make_installer(path: string) {
     console.log("Compiling path %s", path);
-    const { stdout, stderr } = await exec("\"C:\\Program Files (x86)\\Inno Setup 5\\iscc.exe\" " + path, {maxBuffer: 1024 * 1024 * 1024}); //FIXME relative path?
+    const { stdout, stderr } = await exec("\"C:\\Program Files (x86)\\Inno Setup 6\\iscc.exe\" " + path, {maxBuffer: 1024 * 1024 * 1024}); //FIXME relative path?
 }
 if(process.argv.length < 3) {
     console.error("Missing build channel!");