diff --git a/elide-core/src/main/java/com/yahoo/elide/core/EntityBinding.java b/elide-core/src/main/java/com/yahoo/elide/core/EntityBinding.java
index a0a64100de..0ba4ae1178 100644
--- a/elide-core/src/main/java/com/yahoo/elide/core/EntityBinding.java
+++ b/elide-core/src/main/java/com/yahoo/elide/core/EntityBinding.java
@@ -188,6 +188,11 @@ private void bindEntityId(Class<?> cls, String type, AccessibleObject fieldOrMet
         String fieldName = getFieldName(fieldOrMethod);
         Class<?> fieldType = getFieldType(fieldOrMethod);
 
+        if (idType != null && fieldType.isAssignableFrom(idType)) {
+            // don't override idType with super class idType
+            return;
+        }
+
         //Add id field to type map for the entity
         fieldsToTypes.put(fieldName, fieldType);