diff --git a/Filter-syntax-extensions.md b/Filter-syntax-extensions.md
index 1367846..b5c831e 100644
--- a/Filter-syntax-extensions.md
+++ b/Filter-syntax-extensions.md
@@ -1,4 +1,4 @@
-uBlock supports most of [Adblock Plus filter syntax](https://adblockplus.org/en/filter-cheatsheet). However uBlock does not support some very specific case, and also added its own extensions to ABP filter syntax.
+uBlock supports most of [Adblock Plus filter syntax](https://adblockplus.org/en/filter-cheatsheet). However uBlock does not support some very specific cases, and also added its own extensions to ABP filter syntax.
 
 ### Not supported