diff --git a/index.js b/index.js
index 397e863..ac1f111 100644
--- a/index.js
+++ b/index.js
@@ -5,11 +5,15 @@ globals.forEach(function(g) {
   if (g in global) globalValues[g] = global[g];
 });
 
-require(process.env['LATER_COV'] ? "./later-cov" : "./later");
+if (process.env['LATER_COV']) {
+  require("./later-cov");
+} else {
+  require("./later");
+}
 
 module.exports = later;
 
 globals.forEach(function(g) {
   if (g in globalValues) global[g] = globalValues[g];
   else delete global[g];
-});
\ No newline at end of file
+});