"built in" > "built-in"

dstansby · web-flow · commit 3b786a1c23f3 · 2022-12-29T16:01:21.000Z
diff --git a/doc/api/projections_api.rst b/doc/api/projections_api.rst
@@ -6,9 +6,9 @@
    :members:
    :show-inheritance:
 
-Built in projections
+Built-in projections
 ====================
-Matplotlib has built in support for polar and some geographic projections.
+Matplotlib has built-in support for polar and some geographic projections.
 See the following pages for more information:
 
 .. toctree::
