The 27-year-old started the World Cup qualifier in Mallorca, before being replaced by Manchester City's Alvaro Negredo just short of the hour mark in the 2-1 win.
|12/1||Spain are 12/1 with BetVictor to beat Georgia 5-0
"I am very pleased and very grateful," the former Ray Vallecano man said.
"I appreciate the confidence that the coach has given me."
Negredo, who scored Spain's second on Friday, said he was eager to force his way back into the side but insisted that there was no ill feeling between the forwards.
"I'm very happy, trying to make the most of the chances I get but the most important thing is winning," he said.
"We all want to play, we have that excitement. Today he [Del Bosque] went for Michu, another day he goes with me."