diff --git a/docs/rules/no-ex-assign.md b/docs/rules/no-ex-assign.md
index 17055994b4d..1c697162baf 100644
--- a/docs/rules/no-ex-assign.md
+++ b/docs/rules/no-ex-assign.md
@@ -2,7 +2,7 @@
 
 Disallows reassigning exceptions in `catch` clauses.
 
-If a `catch` clause in a `try` statement accidentally (or purposely) assigns another value to the exception parameter, it impossible to refer to the error from that point on.
+If a `catch` clause in a `try` statement accidentally (or purposely) assigns another value to the exception parameter, it is impossible to refer to the error from that point on.
 Since there is no `arguments` object to offer alternative access to this data, assignment of the parameter is absolutely destructive.
 
 ## Rule Details