diff --git a/src/zbmath_rest2oai/getAsXml.py b/src/zbmath_rest2oai/getAsXml.py
index a7f46406..93739053 100644
--- a/src/zbmath_rest2oai/getAsXml.py
+++ b/src/zbmath_rest2oai/getAsXml.py
@@ -74,8 +74,12 @@ def extract_tags(result):
         if msc not in tags:
             tags.append(msc)
     tags.sort()
-    if result.get('database') == 'JFM':
+    db = result.get('database')
+    if db == 'JFM':
         tags.append('JFM')
+    elif db == 'Zbl':
+        tags.append('openaire')
+
     return tags