diff --git a/library/ix-dev/charts/collabora/upgrade_strategy_disabled b/library/ix-dev/charts/collabora/upgrade_strategy
similarity index 67%
rename from library/ix-dev/charts/collabora/upgrade_strategy_disabled
rename to library/ix-dev/charts/collabora/upgrade_strategy
index 26b1870b43..9e1885c4ee 100755
--- a/library/ix-dev/charts/collabora/upgrade_strategy_disabled
+++ b/library/ix-dev/charts/collabora/upgrade_strategy
@@ -1,18 +1,23 @@
 #!/usr/bin/python3
 import json
 import sys
+import re
 
 from catalog_update.upgrade_strategy import semantic_versioning
 
 
+RE_STABLE_VERSION = re.compile(r'^\d+\.\d+\.\d+\.\d+\.\d+$')
+
+
 def newer_mapping(image_tags):
     key = list(image_tags.keys())[0]
-    version = semantic_versioning(sorted(image_tags[key], reverse=True))
+    tags = {t: t for t in image_tags[key] if RE_STABLE_VERSION.fullmatch(t)}
+    version = semantic_versioning(list(tags))
     if not version:
         return {}
 
     return {
-        'tags': {key: version},
+        'tags': {key: tags[version]},
         'app_version': version,
     }