readability
diff --git a/src/building/bootstrapping/writing-tools-in-bootstrap.md b/src/building/bootstrapping/writing-tools-in-bootstrap.md
index 8bda225..8250a6f 100644
--- a/src/building/bootstrapping/writing-tools-in-bootstrap.md
+++ b/src/building/bootstrapping/writing-tools-in-bootstrap.md
@@ -7,7 +7,7 @@
Use this for tools that don’t need anything from the in-tree compiler and can run with the stage0 `rustc`.
The output is placed in the "bootstrap-tools" directory.
This mode is for general-purpose tools built entirely with the stage0 compiler,
- including target libraries and only works for stage 0.
+ including target libraries, and it only works for stage 0.
- **`Mode::ToolStd`**
