diff --git a/test/10-verify.spec.js b/test/10-verify.spec.js
index 079fe341..24538e98 100644
--- a/test/10-verify.spec.js
+++ b/test/10-verify.spec.js
@@ -116,7 +116,7 @@ for(const [version, mockCredential] of versionedCredentials) {
         }
 
         should.exist(error,
-          'Should throw error when "verificationMethod" property missing');
+          'Should throw error when "verificationMethod" property is missing');
         error.should.be.instanceof(TypeError);
         error.message.should
           .contain('"suite.verificationMethod" property is required.');