diff --git a/knex/knex-tests.ts b/knex/knex-tests.ts
index 04ba8409ee..3a00c32551 100644
--- a/knex/knex-tests.ts
+++ b/knex/knex-tests.ts
@@ -78,6 +78,18 @@ var knex = Knex({
   client: 'pg'
 });
 
+// searchPath
+var knex = Knex({
+  client: 'pg',
+  searchPath: 'public',
+});
+
+// useNullAsDefault
+var knex = Knex({
+  client: 'sqlite',
+  useNullAsDefault: true,
+});
+
 knex('books').insert({title: 'Test'}).returning('*').toString();
 
 // Migrations
diff --git a/knex/knex.d.ts b/knex/knex.d.ts
index a8501f2e51..64d530ed49 100644
--- a/knex/knex.d.ts
+++ b/knex/knex.d.ts
@@ -454,6 +454,8 @@ declare module "knex" {
       pool?: PoolConfig;
       migrations?: MigratorConfig;
       acquireConnectionTimeout?: number;
+      useNullAsDefault?: boolean;
+      searchPath?: string;
     }
 
     interface ConnectionConfig {