diff --git a/src/material/snack-bar/snack-bar.ts b/src/material/snack-bar/snack-bar.ts
index b9ac058fa914..c757643fca35 100644
--- a/src/material/snack-bar/snack-bar.ts
+++ b/src/material/snack-bar/snack-bar.ts
@@ -92,7 +92,10 @@ export abstract class _MatSnackBarBase implements OnDestroy {
    * @param component Component to be instantiated.
    * @param config Extra configuration for the snack bar.
    */
-  openFromComponent<T>(component: ComponentType<T>, config?: MatSnackBarConfig): MatSnackBarRef<T> {
+  openFromComponent<T, D = any>(
+    component: ComponentType<T>,
+    config?: MatSnackBarConfig<D>,
+  ): MatSnackBarRef<T> {
     return this._attach(component, config) as MatSnackBarRef<T>;
   }
 
diff --git a/tools/public_api_guard/material/snack-bar.md b/tools/public_api_guard/material/snack-bar.md
index ac5c120be17e..59d71f4c44f7 100644
--- a/tools/public_api_guard/material/snack-bar.md
+++ b/tools/public_api_guard/material/snack-bar.md
@@ -78,7 +78,7 @@ export abstract class _MatSnackBarBase implements OnDestroy {
     open(message: string, action?: string, config?: MatSnackBarConfig): MatSnackBarRef<TextOnlySnackBar>;
     get _openedSnackBarRef(): MatSnackBarRef<any> | null;
     set _openedSnackBarRef(value: MatSnackBarRef<any> | null);
-    openFromComponent<T>(component: ComponentType<T>, config?: MatSnackBarConfig): MatSnackBarRef<T>;
+    openFromComponent<T, D = any>(component: ComponentType<T>, config?: MatSnackBarConfig<D>): MatSnackBarRef<T>;
     openFromTemplate(template: TemplateRef<any>, config?: MatSnackBarConfig): MatSnackBarRef<EmbeddedViewRef<any>>;
     protected abstract simpleSnackBarComponent: Type<TextOnlySnackBar>;
     protected abstract snackBarContainerComponent: Type<_SnackBarContainer>;