diff --git a/packages/backend-common/config.d.ts b/packages/backend-common/config.d.ts
index 512341ec3a..3fd886874e 100644
--- a/packages/backend-common/config.d.ts
+++ b/packages/backend-common/config.d.ts
@@ -14,9 +14,6 @@
  * limitations under the License.
  */
 
-import { CustomTypesConfig } from 'pg';
-import { ConnectionOptions } from 'tls';
-
 export interface Config {
   app: {
     baseUrl: string; // defined in core, but repeated here without doc
@@ -75,20 +72,19 @@ export interface Config {
       /** Default database client to use */
       client: 'better-sqlite3' | 'sqlite3' | 'pg';
       /**
-       * Base database connection string or Knex (PG) object
-       * PG object details come from: https://node-postgres.com/apis/client
+       * Base database connection string, or object with individual connection properties
        * @visibility secret
        */
       connection:
         | string
         | Partial<{
             /**
-             * Password that belongs to the Postgres User
+             * Password that belongs to the client User
              * @visibility secret
              */
             password: string;
             /**
-             * Other Knex (PG) object settings
+             * Other connection settings
              */
             [key: string]: unknown;
           }>;