diff --git a/internal/proxy/director/layer/authn/network/authenticator_test.go b/internal/proxy/director/layer/authn/network/authenticator_test.go
index 395668a..fcc66c6 100644
--- a/internal/proxy/director/layer/authn/network/authenticator_test.go
+++ b/internal/proxy/director/layer/authn/network/authenticator_test.go
@@ -39,6 +39,14 @@ func TestMatchAuthorizedCIDRs(t *testing.T) {
 			},
 			ExpectedResult: false,
 		},
+		{
+			RemoteHostPort: "192.168.1.15:43349",
+			AuthorizedCIDRs: []string{
+				"192.168.1.0/24",
+				"192.168.1.5/32",
+			},
+			ExpectedResult: false,
+		},
 	}
 
 	auth := Authenticator{}