diff --git a/install/sqls/00032-banned-urls.sql b/install/sqls/00032-banned-urls.sql
index 0df7b275..b9b0077b 100644
--- a/install/sqls/00032-banned-urls.sql
+++ b/install/sqls/00032-banned-urls.sql
@@ -1,10 +1,10 @@
 CREATE TABLE `links_banned` (
     `id` bigint UNSIGNED NOT NULL,
-    `domain` varchar(256) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
-    `regexp_rule` varchar(256) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
-    `reason` text CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_nopad_ci,
+    `domain` varchar(256) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_520_ci NOT NULL,
+    `regexp_rule` varchar(256) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_520_ci NOT NULL,
+    `reason` text CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_520_ci,
     `initiator` bigint UNSIGNED NOT NULL
-) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_520_ci;
 
 ALTER TABLE `links_banned`
     ADD PRIMARY KEY (`id`);
diff --git a/install/sqls/00033-shortcode-aliases.sql b/install/sqls/00033-shortcode-aliases.sql
index d47975c0..d825f205 100644
--- a/install/sqls/00033-shortcode-aliases.sql
+++ b/install/sqls/00033-shortcode-aliases.sql
@@ -2,7 +2,7 @@ CREATE TABLE `aliases` (
     `id` bigint UNSIGNED NOT NULL,
     `owner_id` bigint NOT NULL,
     `shortcode` varchar(36) NOT NULL
-) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_520_ci;
 
 ALTER TABLE `aliases`
     ADD PRIMARY KEY (`id`);