diff --git a/scripts/babel/wrap-warning-with-env-check.js b/scripts/babel/wrap-warning-with-env-check.js
index f40d95d9a4..7c0fedee4a 100644
--- a/scripts/babel/wrap-warning-with-env-check.js
+++ b/scripts/babel/wrap-warning-with-env-check.js
@@ -50,13 +50,8 @@ module.exports = function(babel, options) {
             newNode[SEEN_SYMBOL] = true;
             path.replaceWith(
               t.ifStatement(
-                DEV_EXPRESSION,
-                t.blockStatement([
-                  t.ifStatement(
-                    t.unaryExpression('!', condition),
-                    t.expressionStatement(newNode)
-                  ),
-                ])
+                t.unaryExpression('!', condition),
+                t.expressionStatement(newNode)
               )
             );
           }