diff --git a/public/app/features/transformers/utils.test.ts b/public/app/features/transformers/utils.test.ts
index a7f556397db..219968917e4 100644
--- a/public/app/features/transformers/utils.test.ts
+++ b/public/app/features/transformers/utils.test.ts
@@ -25,19 +25,19 @@ describe('validator', () => {
     expect(numberOrVariableValidator('1')).toBe(true);
   });
 
-  it('validats a string that is a negative integer', () => {
+  it('validates a string that is a negative integer', () => {
     expect(numberOrVariableValidator('-1')).toBe(true);
   });
 
-  it('validats a string that is zero', () => {
+  it('validates a string that is zero', () => {
     expect(numberOrVariableValidator('0')).toBe(true);
   });
 
-  it('validats a string that is a float', () => {
+  it('validates a string that is a float', () => {
     expect(numberOrVariableValidator('1.2')).toBe(true);
   });
 
-  it('validats a string that is a negative float', () => {
+  it('validates a string that is a negative float', () => {
     expect(numberOrVariableValidator('-1.2')).toBe(true);
   });
 
@@ -49,7 +49,11 @@ describe('validator', () => {
     expect(numberOrVariableValidator('$foo')).toBe(true);
   });
 
-  it('fails a string that has multiple variables', () => {
-    expect(numberOrVariableValidator('$foo$asd')).toBe(false);
+  it('validates a string that has multiple variables', () => {
+    expect(numberOrVariableValidator('$foo$asd')).toBe(true);
+  });
+
+  it('validates a string that has a bracket variable', () => {
+    expect(numberOrVariableValidator('${foo}')).toBe(true);
   });
 });