diff --git a/lib/converters/json_to_jdl_entity_converter.js b/lib/converters/json_to_jdl_entity_converter.js
index 8c5cd62b..4f24952f 100644
--- a/lib/converters/json_to_jdl_entity_converter.js
+++ b/lib/converters/json_to_jdl_entity_converter.js
@@ -169,12 +169,14 @@ function addRelationshipsToJDL() {
 }
 
 function dealWithRelationships(relationships, entityName) {
-  relationships.forEach(relationship => {
-    const jdlRelationship = getRelationship(relationship, entityName);
-    if (jdlRelationship) {
-      configuration.jdl.addRelationship(jdlRelationship);
-    }
-  });
+  if (relationships !== undefined) {
+    relationships.forEach(relationship => {
+      const jdlRelationship = getRelationship(relationship, entityName);
+      if (jdlRelationship) {
+        configuration.jdl.addRelationship(jdlRelationship);
+      }
+    });
+  }
 }
 
 function getRelationship(relationship, entityName) {