diff --git a/framework/core/migrations/2024_05_05_000001_convert_preferences_to_json_in_users.php b/framework/core/migrations/2024_05_05_000001_convert_preferences_to_json_in_users.php
index 6079b0e9de..4712306f95 100644
--- a/framework/core/migrations/2024_05_05_000001_convert_preferences_to_json_in_users.php
+++ b/framework/core/migrations/2024_05_05_000001_convert_preferences_to_json_in_users.php
@@ -22,7 +22,11 @@
                 $table->json('preferences_json')->nullable();
             });
 
-            if ($schema->getConnection()->getDriverName() === 'mysql') {
+            if ($schema->getConnection()?->isMaria()) {
+                $schema->getConnection()->table('users')->update([
+                    'preferences_json' => $schema->getConnection()->raw("IF(JSON_VALID(CONVERT($preferences USING utf8mb4)), CONVERT($preferences USING utf8mb4), NULL)"),
+                ]);
+            } elseif ($schema->getConnection()->getDriverName() === 'mysql') {
                 $schema->getConnection()->table('users')->update([
                     'preferences_json' => $schema->getConnection()->raw("CAST(CONVERT($preferences USING utf8mb4) AS JSON)"),
                 ]);
diff --git a/framework/core/migrations/2024_05_07_000001_convert_data_to_json_in_notifications.php b/framework/core/migrations/2024_05_07_000001_convert_data_to_json_in_notifications.php
index 82ca9e76e8..be1519730f 100644
--- a/framework/core/migrations/2024_05_07_000001_convert_data_to_json_in_notifications.php
+++ b/framework/core/migrations/2024_05_07_000001_convert_data_to_json_in_notifications.php
@@ -21,7 +21,11 @@
                 $table->json('data_json')->nullable();
             });
 
-            if ($schema->getConnection()->getDriverName() === 'mysql') {
+            if ($schema->getConnection()?->isMaria()) {
+                $schema->getConnection()->table('notifications')->update([
+                    'data_json' => $schema->getConnection()->raw("IF(JSON_VALID(CONVERT(data USING utf8mb4)), CONVERT(data USING utf8mb4), NULL)"),
+                ]);
+            } elseif ($schema->getConnection()->getDriverName() === 'mysql') {
                 $schema->getConnection()->table('notifications')->update([
                     'data_json' => $schema->getConnection()->raw('CAST(CONVERT(data USING utf8mb4) AS JSON)'),
                 ]);