diff --git a/packages/helix-shared-config/src/BaseConfig.js b/packages/helix-shared-config/src/BaseConfig.js
index 2d46a817..d975ea0d 100644
--- a/packages/helix-shared-config/src/BaseConfig.js
+++ b/packages/helix-shared-config/src/BaseConfig.js
@@ -220,4 +220,13 @@ export class BaseConfig {
     }
     return YAML.stringify(this.toJSON());
   }
+
+  /**
+   * Return errors encountered in parsing.
+   *
+   * @returns {String[]} parsing errors
+   */
+  getErrors() {
+    return this._document?.errors ?? [];
+  }
 }
diff --git a/packages/helix-shared-config/src/IndexConfig.js b/packages/helix-shared-config/src/IndexConfig.js
index 682763d5..5078b9f6 100644
--- a/packages/helix-shared-config/src/IndexConfig.js
+++ b/packages/helix-shared-config/src/IndexConfig.js
@@ -193,13 +193,4 @@ export class IndexConfig extends SchemaDerivedConfig {
     this._version = this._cfg.version;
     return this;
   }
-
-  /**
-   * Return errors encountered in parsing.
-   *
-   * @returns {String[]} parsing errors
-   */
-  getErrors() {
-    return this._document?.errors ?? [];
-  }
 }