diff --git a/src/java/DmWebPortal/src/java/gov/anl/aps/dm/portal/model/entities/PolicyProperty.java b/src/java/DmWebPortal/src/java/gov/anl/aps/dm/portal/model/entities/PolicyProperty.java
index 824d05f27fe2abd81bd1086fdb9fd8e984b7a07a..dbc4f4d295ddd06b31ca6ebd6adecdb61927a0dc 100644
--- a/src/java/DmWebPortal/src/java/gov/anl/aps/dm/portal/model/entities/PolicyProperty.java
+++ b/src/java/DmWebPortal/src/java/gov/anl/aps/dm/portal/model/entities/PolicyProperty.java
@@ -70,7 +70,7 @@ public class PolicyProperty extends CloneableEntity
     @JoinColumn(name = "policy_type_id", referencedColumnName = "id")
     @ManyToOne(optional = false)
     private PolicyType policyType;
-    @OneToMany(cascade = CascadeType.ALL)
+    @OneToMany(cascade = CascadeType.ALL, mappedBy = "policyProperty")
     private List<ExperimentPolicyPropertyValue> experimentPolicyPropertyValueList;
     @OneToMany(cascade = CascadeType.ALL, mappedBy = "policyProperty")
     private List<AllowedPolicyValue> allowedPolicyValueList;