diff --git a/LibGit2Sharp.Tests/CloneFixture.cs b/LibGit2Sharp.Tests/CloneFixture.cs
index b4de8797a..f205eddc2 100644
--- a/LibGit2Sharp.Tests/CloneFixture.cs
+++ b/LibGit2Sharp.Tests/CloneFixture.cs
@@ -267,7 +267,7 @@ public void CanInspectCertificateOnClone(string url, string hostname, Type certT
                             Assert.True(valid);
                             var x509 = ((CertificateX509)cert).Certificate;
                             // we get a string with the different fields instead of a structure, so...
-                            Assert.Contains("CN=github.com,", x509.Subject);
+                            Assert.Contains("CN=github.com", x509.Subject);
                             checksHappy = true;
                             return false;
                         }