diff --git a/src/lagrangian/cfdemParticle/Make/files b/src/lagrangian/cfdemParticle/Make/files
index 93e0999c..85382270 100644
--- a/src/lagrangian/cfdemParticle/Make/files
+++ b/src/lagrangian/cfdemParticle/Make/files
@@ -71,6 +71,7 @@ $(forceModels)/Fines/FinesFields.C
 $(forceModels)/Fines/FanningDynFines.C
 $(forceModels)/Fines/ErgunStatFines.C
 $(forceModels)/granKineticEnergy/granKineticEnergy.C
+$(forceModels)/pdCorrelation/pdCorrelation.C
 
 $(forceModelsMS)/forceModelMS/forceModelMS.C
 $(forceModelsMS)/forceModelMS/newForceModelMS.C