diff --git a/fundamentals/names_of_special_characters.md b/fundamentals/names_of_special_characters.md
index daec0f8..7e1ad4b 100644
--- a/fundamentals/names_of_special_characters.md
+++ b/fundamentals/names_of_special_characters.md
@@ -44,4 +44,6 @@ Do you think there is one (or more) missing? Make a PR with your additions 🙃!
 
 `-` Dash `-`
 
+`!` Exclamation mark or logical NOT `!`
+
 See also the fundamentals page on [Operators](operators.md).