diff --git a/src/diagrams/flowchart/parser/flow.spec.js b/src/diagrams/flowchart/parser/flow.spec.js
index 9cc297e86..66e12318e 100644
--- a/src/diagrams/flowchart/parser/flow.spec.js
+++ b/src/diagrams/flowchart/parser/flow.spec.js
@@ -1696,6 +1696,22 @@ describe('when parsing ', function () {
     const vertices = flow.parser.yy.getVertices()
     const classes = flow.parser.yy.getClasses()
 
+  it('should be possible to apply a class to a vertex directly : usecase A[text].class ', function () {
+    let statement = ''
+
+    statement = statement + 'graph TD;' + '\n'
+    statement = statement + 'classDef exClass background:#bbb,border:1px solid red;' + '\n'
+    statement = statement + 'b[test].exClass;' + '\n'
+
+    const res = flow.parser.parse(statement)
+    const vertices = flow.parser.yy.getVertices()
+    const classes = flow.parser.yy.getClasses()
+
+    expect(classes['exClass'].styles.length).toBe(2)
+    expect(vertices['b'].classes[0]).toBe('exClass')
+    expect(classes['exClass'].styles[0]).toBe('background:#bbb')
+    expect(classes['exClass'].styles[1]).toBe('border:1px solid red')
+  })
     expect(classes['exClass'].styles.length).toBe(2)
     expect(vertices['b'].classes[0]).toBe('exClass')
     expect(classes['exClass'].styles[0]).toBe('background:#bbb')