diff --git a/config.yml b/config.yml
index 3f0ad145..b23fce6a 100644
--- a/config.yml
+++ b/config.yml
@@ -21,7 +21,7 @@ app:
     avatar_url_template: https://api.dicebear.com/9.x/thumbs/svg?seed={username_hash}
 
 db:
-    dialect: cockroach # mysql, postgres, sqlite3, mssql
+    dialect: postgres # mysql, postgres, sqlite3, mssql
     max_conn: 6 # maximum number of concurrent connections to maintain
     ssl: true # whether to use tls for db connection (must be true for cockroachdb) (ignored for mysql and sqlite) (true means encrypt=true in mssql)
     automigrate_fail_silently: true # whether to ignore schema auto-migration failures when starting up
diff --git a/your_database_config.py b/your_database_config.py
new file mode 100644
index 00000000..89f44f2d
--- /dev/null
+++ b/your_database_config.py
@@ -0,0 +1,6 @@
+# ... existing code ...
+
+# Remove or comment out the CockroachDB-specific parameter
+# 'enable_experimental_alter_column_type_general': True,
+
+# ... existing code ... 
\ No newline at end of file