diff --git a/auth-server_test.go b/auth-server_test.go
index e32d7526..49579b12 100644
--- a/auth-server_test.go
+++ b/auth-server_test.go
@@ -12,8 +12,8 @@ func TestAuthClientServer(t *testing.T) {
 
 	ac, err := NewAuthClient(wwwAuthenticate, "testuser", "testpass")
 	require.NoError(t, err)
-	authorization := ac.GenerateHeader("ANNOUNCE", "rtsp://myhost/mypath")
+	authorization := ac.GenerateHeader(ANNOUNCE, "rtsp://myhost/mypath")
 
-	err = as.ValidateHeader(authorization, "ANNOUNCE", "rtsp://myhost/mypath")
+	err = as.ValidateHeader(authorization, ANNOUNCE, "rtsp://myhost/mypath")
 	require.NoError(t, err)
 }