diff --git a/firefox/firefox-tests.ts b/firefox/firefox-tests.ts
index 30f7d7493c..203539f54e 100644
--- a/firefox/firefox-tests.ts
+++ b/firefox/firefox-tests.ts
@@ -7,7 +7,7 @@ var log = (data:any) => {
 };
 
 var setupCallback = (src:string, request:DOMRequest<App>) => {
-	request.onsuccess = (data)=> {
+	request.onsuccess = (data: any)=> {
 		if (request.result && request.result.manifest) {
 			log('app is installed ' + request.result.manifest.name + " by " + src);
 		} else if (request.result) {
diff --git a/firefox/firefox-tests.ts.tscparams b/firefox/firefox-tests.ts.tscparams
deleted file mode 100644
index e16c76dff8..0000000000
--- a/firefox/firefox-tests.ts.tscparams
+++ /dev/null
@@ -1 +0,0 @@
-""