diff --git a/README.md b/README.md
index 500c5e5..4c9f20c 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,10 @@ This template is the result of learnings from many previous projects and should
 
 ### Adjust the template to your needs
 
-- Use this repo [as a template](https://help.github.com/en/github/creating-cloning-and-archiving-repositories/creating-a-repository-from-a-template) and replace all occurrences of "Greeter" in the relevant CMakeLists.txt with the name of your project
+- Use this repo [as a template](https://help.github.com/en/github/creating-cloning-and-archiving-repositories/creating-a-repository-from-a-template).
+- Replace all occurrences of "Greeter" in the relevant CMakeLists.txt with the name of your project
+  - Capitalization matters here: `Greeter` means the name of the project, while `greeter` is used in file names.
+  - Remember to rename the `include/greeter` directory to use your project's lowercase name and update all relevant `#include`s accordingly.
 - Replace the source files with your own
 - For header-only libraries: see the comments in [CMakeLists.txt](CMakeLists.txt)
 - Add [your project's codecov token](https://docs.codecov.io/docs/quick-start) to your project's github secrets under `CODECOV_TOKEN`