diff --git a/README.md b/README.md
index a685bffc..c7daf3f9 100644
--- a/README.md
+++ b/README.md
@@ -1067,11 +1067,11 @@ The `web-vitals` code has been tested and will run without error in all major br
 Browser support for each function is as follows:
 
 - `onCLS()`: Chromium
-- `onFCP()`: Chromium, Firefox, Safari 14.1+
+- `onFCP()`: Chromium, Firefox, Safari
 - `onFID()`: Chromium, Firefox _(Deprecated)_
 - `onINP()`: Chromium
-- `onLCP()`: Chromium
-- `onTTFB()`: Chromium, Firefox, Safari 15+
+- `onLCP()`: Chromium, Firefox
+- `onTTFB()`: Chromium, Firefox, Safari
 
 ## Limitations