diff --git a/packages/forms/src/model.ts b/packages/forms/src/model.ts
index b889821ee7..fc71de8c72 100644
--- a/packages/forms/src/model.ts
+++ b/packages/forms/src/model.ts
@@ -159,7 +159,9 @@ export abstract class AbstractControl {
    * The current value of the control.
    *
    * * For a `FormControl`, the current value.
-   * * For a `FormGroup`, the values of enabled controls as an object
+   * * For an enabled `FormGroup`, the values of enabled controls as an object
+   * with a key-value pair for each member of the group.
+   * * For a disabled `FormGroup`, the values of all controls as an object
    * with a key-value pair for each member of the group.
    * * For a `FormArray`, the values of enabled controls as an array.
    *