diff --git a/JugFast/src/components/SmearedFarForwardParticles.cpp b/JugFast/src/components/SmearedFarForwardParticles.cpp
index d58b7fae5ef18c905b8ed965d0b8ce8d3c950bfc..5b1a5c8d65077e12f978ef98ec4ebfca005fdc86 100644
--- a/JugFast/src/components/SmearedFarForwardParticles.cpp
+++ b/JugFast/src/components/SmearedFarForwardParticles.cpp
@@ -205,7 +205,7 @@ private:
       rec_part.setGoodnessOfPID(1.);
       rec_part.setPDG(part.getPDG());
       Assoc assoc;
-      assoc.setSimID(part.id());
+      assoc.setSimID(part.getObjectID().index);
       assoc.setWeight(1.);
       assoc.setRec(rec_part);
 
@@ -380,7 +380,7 @@ private:
     rec_part.setGoodnessOfPID(1); // perfect PID
     rec_part.setPDG(part.getPDG());
     Assoc assoc;
-    assoc.setSimID(part.id());
+    assoc.setSimID(part.getObjectID().index);
     assoc.setWeight(1.);
     assoc.setRec(rec_part);