Making ghusl after menses

I always make my ghusl by first making intention then bismillah, then wash the private partsand make wudhu den wash the entire body starying from the right thrice then yhe left Today I was making ghusl and during pouring of water on the right side of my body, i poured water from the shoulder once and poured from the head twice Now am having doubts if my ghusl is valid