diff --git a/backend/schema.sql b/backend/schema.sql
index 56300f6..58139d4 100644
--- a/backend/schema.sql
+++ b/backend/schema.sql
@@ -228,12 +228,14 @@ BEGIN
 END;
 $$ LANGUAGE plpgsql;
 
-CREATE TRIGGER IF NOT EXISTS trigger_profiles_updated
+DROP TRIGGER IF EXISTS trigger_profiles_updated ON profiles;
+CREATE TRIGGER trigger_profiles_updated
     BEFORE UPDATE ON profiles
     FOR EACH ROW
     EXECUTE FUNCTION update_updated_timestamp();
 
-CREATE TRIGGER IF NOT EXISTS trigger_ai_prompts_updated
+DROP TRIGGER IF EXISTS trigger_ai_prompts_updated ON ai_prompts;
+CREATE TRIGGER trigger_ai_prompts_updated
     BEFORE UPDATE ON ai_prompts
     FOR EACH ROW
     EXECUTE FUNCTION update_updated_timestamp();