diff --git a/src-1/reportWebVitals.js b/src-1/reportWebVitals.js
deleted file mode 100644
index 5253d3ad9e6be6690549cb255f5952337b02401d..0000000000000000000000000000000000000000
--- a/src-1/reportWebVitals.js
+++ /dev/null
@@ -1,13 +0,0 @@
-const reportWebVitals = onPerfEntry => {
-  if (onPerfEntry && onPerfEntry instanceof Function) {
-    import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
-      getCLS(onPerfEntry);
-      getFID(onPerfEntry);
-      getFCP(onPerfEntry);
-      getLCP(onPerfEntry);
-      getTTFB(onPerfEntry);
-    });
-  }
-};
-
-export default reportWebVitals;