diff --git a/src/nix/nix.md b/src/nix/nix.md
index 6d9e40dbc..e0f459d6b 100644
--- a/src/nix/nix.md
+++ b/src/nix/nix.md
@@ -63,7 +63,7 @@ The following types of installable are supported by most commands:
 - [Nix file](#nix-file), optionally qualified by an attribute path
 - [Nix expression](#nix-expression), optionally qualified by an attribute path
 
-For most commands, if no installable is specified, `.` as assumed.
+For most commands, if no installable is specified, `.` is assumed.
 That is, Nix will operate on the default flake output attribute of the flake in the current directory.
 
 ### Flake output attribute