erro ao construir pacote rpm com o checkinstall

olá pessoal estou tentando construir pacotes rpm com o checkinstall -R
mas quando chega no final ele da este erro:

Enter a number to change any of them or press ENTER to continue:
**************************************
**** RPM package creation selected ***
**************************************
Building RPM package... FAILED!
*** Failed to build the package
**************************************
no log ele diz que o comando rpmbuild nao foi encontrado

rpm -qa | grep rpm
linuxconf-managerpm-1.29-27354cl
rpm2cpio-4.0.4-26132cl
rpm-4.0.4-26133U90_1cl
librpmbuild4.0.4-4.0.4-26133U90_1cl
librpm4.0.4-4.0.4-26133U90_1cl :lol:

sopa de minhoca

instalem o pacote

rpm-build


:mrgreen: 8)