diff --git a/api/src/org/labkey/api/audit/AbstractAuditTypeProvider.java b/api/src/org/labkey/api/audit/AbstractAuditTypeProvider.java
index afc791fbf67..4a50b03a2cf 100644
--- a/api/src/org/labkey/api/audit/AbstractAuditTypeProvider.java
+++ b/api/src/org/labkey/api/audit/AbstractAuditTypeProvider.java
@@ -387,7 +387,7 @@ protected void appendValueMapColumns(AbstractTableInfo table, String eventName,
         if (!noUrl)
         {
             String urlStr = "audit-detailedAuditChanges.view?auditRowId=${rowId}";
-            if (StringUtils.isEmpty(eventName))
+            if (!StringUtils.isEmpty(eventName))
                 urlStr = urlStr + "&auditEventType=" + eventName;
             DetailsURL url = DetailsURL.fromString(urlStr);
             url.setStrictContainerContextEval(true);