diff --git a/CHANGES.rst b/CHANGES.rst
index 5dbf63f..d75f727 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -7,7 +7,8 @@ Changelog
 
 - Add Plone Site Setup: Overview permission to ElevateManager to be able to access elevate controlpanel.
   [cekk]
-
+- Sort solr keywords vocabulary in alphabetical order.
+  [cekk]
 
 1.5.4 (2024-12-06)
 ------------------
diff --git a/src/rer/solrpush/vocabularies.py b/src/rer/solrpush/vocabularies.py
index 92170c8..f1d415a 100644
--- a/src/rer/solrpush/vocabularies.py
+++ b/src/rer/solrpush/vocabularies.py
@@ -36,7 +36,7 @@ def get_terms(self):
                 terms.append(
                     SimpleTerm(value=key, token=key.encode("utf-8"), title=key)
                 )
-        return terms
+        return sorted(terms, key=lambda x: x.title.lower())
 
     def __call__(self, context):
         return SimpleVocabulary(self.get_terms(), swallow_duplicates=True)