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We also prove that a quotient of T by a $\\Z$-action $v \\arrow q^n v$ is HKT, for any real number $q\\in \\R$, $q>1$. This quotient is compact, if M is compact. 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Consider a total space T of a tangent bundle over a hyperkaehler manifold M. The manifold T is hypercomplex, but it is never hyperkaehler, unless M is flat. We show that T admits an HKT-structure. We also prove that a quotient of T by a $\\Z$-action $v \\arrow q^n v$ is HKT, for any real number $q\\in \\R$, $q>1$. This quotient is compact, if M is compact. 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