diff --git a/searx/data/wikidata_units.json b/searx/data/wikidata_units.json
index 545f289fa..c9bcad24c 100644
--- a/searx/data/wikidata_units.json
+++ b/searx/data/wikidata_units.json
@@ -4199,11 +4199,6 @@
         "symbol": "St",
         "to_si_factor": 13450.0
     },
-    "Q235729": {
-        "si_name": "Q11574",
-        "symbol": "y (365 days)",
-        "to_si_factor": 31536000.0
-    },
     "Q23823681": {
         "si_name": "Q25236",
         "symbol": "TW",