diff --git a/sample/index.html b/sample/index.html
index 84f1c1b..b9a07d6 100644
--- a/sample/index.html
+++ b/sample/index.html
@@ -49,6 +49,9 @@ <h1>CKEditor 5 – React Component – development sample</h1>
 				return React.createElement( CKEditor.CKEditor, {
 					editor: ClassicEditor,
 					data: this.state.documents[ this.state.documentID ],
+					watchdogConfig: {
+						crashNumberLimit: 10
+					},
 					id: this.state.documentID,
 					onReady: editor => {
 						window.editor = editor;
diff --git a/src/ckeditor.jsx b/src/ckeditor.jsx
index d2399ec..352a833 100644
--- a/src/ckeditor.jsx
+++ b/src/ckeditor.jsx
@@ -388,6 +388,7 @@ CKEditor.propTypes = {
 	editor: PropTypes.func.isRequired,
 	data: PropTypes.string,
 	config: PropTypes.object,
+	watchdogConfig: PropTypes.object,
 	onChange: PropTypes.func,
 	onReady: PropTypes.func,
 	onFocus: PropTypes.func,
diff --git a/src/ckeditorcontext.jsx b/src/ckeditorcontext.jsx
index 9e875fc..76e8e51 100644
--- a/src/ckeditorcontext.jsx
+++ b/src/ckeditorcontext.jsx
@@ -97,6 +97,7 @@ CKEditorContext.propTypes = {
 	id: PropTypes.string,
 	isLayoutReady: PropTypes.bool,
 	context: PropTypes.func,
+	watchdogConfig: PropTypes.object,
 	config: PropTypes.object,
 	onReady: PropTypes.func,
 	onError: PropTypes.func
diff --git a/tests/ckeditor.jsx b/tests/ckeditor.jsx
index 333e5f4..388e7c3 100644
--- a/tests/ckeditor.jsx
+++ b/tests/ckeditor.jsx
@@ -272,7 +272,7 @@ describe( '<CKEditor> Component', () => {
 			} );
 
 			expect( constructorSpy.called ).to.equal( true );
-			expect( constructorSpy.firstCall.args[ 1 ] ).to.equal( myWatchdogConfig );
+			expect( constructorSpy.firstCall.args[ 1 ] ).to.deep.equal( myWatchdogConfig );
 
 			CKEditor._EditorWatchdog = EditorWatchdog;
 		} );