diff --git a/bnf/bnf.bnf b/bnf/bnf.bnf
index 66dc216..515aa1d 100644
--- a/bnf/bnf.bnf
+++ b/bnf/bnf.bnf
@@ -2,6 +2,8 @@ program ::= %w* def+ ;
 w ::= comment | " " | "\t" | "\n" | "\r\n" ;
 	comment ::= "#" !"\n"* "\n" ;
 
+# test
+
 name ::= letter ( letter | digit | "_" )* ;
 	letter ::= "a"->"z" | "A"->"Z" ;
 	digit ::= "0"->"9" ;
diff --git a/test/index.js b/test/index.js
index 742fd30..002b1fe 100644
--- a/test/index.js
+++ b/test/index.js
@@ -107,14 +107,18 @@ function ManualTests () {
 
 
 async function Main() {
+	// Symbolic link to actual bnf
 	const testBnfSyntax = "./test/bnf/bnf.bnf";
 	if (!fs.existsSync(testBnfSyntax)) {
 		fs.linkSync("./bnf/bnf.bnf", testBnfSyntax);
 	}
+
+	// Update sample since it's renamed
 	const testBnfSample = "./test/sample/bnf/self.txt";
-	if (!fs.existsSync(testBnfSample)) {
-		fs.linkSync("./bnf/bnf.bnf", testBnfSample);
+	if (fs.existsSync(testBnfSample)) {
+		fs.unlinkSync(testBnfSample);
 	}
+	fs.linkSync("./bnf/bnf.bnf", testBnfSample);
 
 	CompileBNFs();
 	await SampleTests();