Issue with Cyrillic Search Using pg_trgm on Neon.tech

SELECT 
    handy_tools_substance.name AS substance_name,
    SIMILARITY(handy_tools_substance.name, 'glycerin') AS name_similarity,
    SIMILARITY(handy_tools_substance.description, 'glycerin') AS description_similarity
FROM 
    handy_tools_substance
WHERE 
    (SIMILARITY(handy_tools_substance.name, 'glycerin') + SIMILARITY(handy_tools_substance.description, 'glycerin')) > 0.3
LIMIT 1;

SELECT 
    handy_tools_substance.name AS substance_name,
    SIMILARITY(handy_tools_substance.name, 'глицерин') AS name_similarity,
    SIMILARITY(handy_tools_substance.description, 'глицерин') AS description_similarity
FROM 
    handy_tools_substance
WHERE 
    (SIMILARITY(handy_tools_substance.name, 'глицерин') + SIMILARITY(handy_tools_substance.description, 'глицерин')) > 0.3
LIMIT 1;