diff --git a/docs/index.md b/docs/index.md
index 3c4b9fd54eb..3edc386ee50 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -88,7 +88,7 @@ You can install Powertools for AWS Lambda (Python) using your favorite dependenc
         Sample Placeholders:
 
         - `{arch}` is either `arm64` (Graviton based functions) or `x86_64`
-        - `{python_version}` is the Python version without the period (.), e.g., `python313` for `Python 3.13`.
+        - `{python_version}` is the Python runtime version, e.g., `python3.13` for `Python 3.13`.
         - `{version}` is the semantic version number (e,g. 3.1.0) for a release or `latest`
 
         ```yaml