diff --git a/TODO.md b/TODO.md
index d2877e15..ea880bb3 100644
--- a/TODO.md
+++ b/TODO.md
@@ -16,6 +16,7 @@
 - [ ] ZModel
     - [x] Import
     - [ ] View support
+    - [ ] Datasource provider-scoped attributes
 - [ ] ORM
     - [x] Create
         - [x] Input validation
diff --git a/packages/runtime/src/client/helpers/schema-db-pusher.ts b/packages/runtime/src/client/helpers/schema-db-pusher.ts
index 4978dedf..bbfa2a3e 100644
--- a/packages/runtime/src/client/helpers/schema-db-pusher.ts
+++ b/packages/runtime/src/client/helpers/schema-db-pusher.ts
@@ -188,6 +188,10 @@ export class SchemaDbPusher<Schema extends SchemaDef> {
             return 'serial';
         }
 
+        if (this.isCustomType(fieldDef.type)) {
+            return 'jsonb';
+        }
+
         const type = fieldDef.type as BuiltinType;
         const result = match<BuiltinType, ColumnDataType>(type)
             .with('String', () => 'text')
@@ -211,6 +215,10 @@ export class SchemaDbPusher<Schema extends SchemaDef> {
         }
     }
 
+    private isCustomType(type: string) {
+        return this.schema.typeDefs && Object.values(this.schema.typeDefs).some((def) => def.name === type);
+    }
+
     private isAutoIncrement(fieldDef: FieldDef) {
         return (
             fieldDef.default &&