diff --git a/RELEASE.md b/RELEASE.md
index 2a55b44a..54bec37f 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -1,3 +1,5 @@
+> Version numbers are based on [Semantic Versioning](https://semver.org/).
+
 # v1.1.1
 - Bugfixes
   - `m_rotation` returns an identity matrix if `a` is 0.