diff --git a/4.1-Extensions.md b/4.1-Extensions.md
index 6cb1991..bedd2d5 100644
--- a/4.1-Extensions.md
+++ b/4.1-Extensions.md
@@ -37,7 +37,7 @@ These are all, where applicable, best configured to `deny-all` and whitelist.
    * unresolved: clearing IndexedDB by host
    * unknown: clearing service workers cache, appCache by host
 
-<sup>1</sup> There are differences between GM + VM regards how they handled Web Extension capabilities / limitations, such as bypassing CSP and @run-at document-start. So TEST your scripts!
+<sup>1</sup> There are differences between GM + VM regards how they handle Web Extension capabilities / limitations, such as bypassing CSP and @run-at document-start. So TEST your scripts!
 
 ### :small_orange_diamond: Recommended Legacy Extensions