diff --git a/src/main/java/edu/harvard/iq/dataverse/FilePage.java b/src/main/java/edu/harvard/iq/dataverse/FilePage.java
index f9f94c4fc31..69370d8f6f6 100644
--- a/src/main/java/edu/harvard/iq/dataverse/FilePage.java
+++ b/src/main/java/edu/harvard/iq/dataverse/FilePage.java
@@ -1217,7 +1217,7 @@ public String getLanguage() {
     }
 
     public String getDatasetPersistentId() {
-        return new GlobalId(dataset).asString();
+        return dataset != null ? new GlobalId(dataset).asString() : null;
     }
 
 }