diff --git a/edm4hep.yaml b/edm4hep.yaml
index c90f4c88a..3f9b326e2 100644
--- a/edm4hep.yaml
+++ b/edm4hep.yaml
@@ -431,7 +431,6 @@ datatypes:
       - edm4hep::Cluster               clusters     //clusters that have been used for this particle.
       - edm4hep::Track                 tracks       //tracks that have been used for this particle.
       - edm4hep::ReconstructedParticle particles    //reconstructed particles that have been combined to this particle.
-      - edm4hep::ParticleID            particleIDs  //particle Ids (not sorted by their likelihood)
     ExtraCode:
       declaration: "
       bool isCompound() const { return particles_size() > 0 ;}\n