Granted I don't have access to the 2.1.4 RPM from EPEL, I'm not able to reproduce this using a separate 2.1.4 build against 2.2.1 in EPEL: # rpm -i nagios-plugins-2.1.4-3.el7.centos.x86_64.rpm warning: nagios-plugins-2.1.4-3.el7.centos.x86_64.rpm: Header V4 RSA/SHA1 Signature, key ID ac25decd: NOKEY...