diff --git a/docs/src/reference/2-koma-base.md b/docs/src/reference/2-koma-base.md
index 9d37e4797..4782379ed 100644
--- a/docs/src/reference/2-koma-base.md
+++ b/docs/src/reference/2-koma-base.md
@@ -38,9 +38,6 @@ SimpleMotion
 Translation
 Rotation
 HeartBeat
-PeriodicTranslation
-PeriodicRotation
-PeriodicHeartBeat
 ```
 
 ### `ArbitraryMotion <: MotionModel`