In 1962, the defendant was charged in separate in-formations with first degree murder in the death of Jesse Jones and Jesse D. Drake. Later the informations were amended to charge murder in the second degree. The defendant pleaded guilty to both offenses and was sentenced to life imprisonment on each charge. The sentence on the second charge was made consecutive to the sentence on the first charge.'

• The defendant now seéks to modify the sentence on the second charge so that it will be concurrent with *335 the sentence on the first charge. The Post Conviction Act does not authorize such relief.

Relief under the Post Conviction Act is limited to cases in which there was a denial or infringement of the rights of the prisoner such as to render thé judgment void or voidable under the Constitution, of this state or the Constitution of the United States. § 29-3001, R. S. Supp., 1969. No such issue is presented here. See Annotation, 33 A. L. R. 3d 335, at p. 368.

The judgment of the district court denying relief under the Post Conviction Act is affirmed.

Affirmed.