@adriansev : that's what I'm doing to determine if `devtoolset-7` is available: https://github.com/xrootd/xrootd/blob/3be51d9f8056a4ad9b46dd7600cb64060f66cc5b/packaging/wheel/setup.py#L64-L70 (the check is only for RHEL7) Could you try running: `/usr/bin/rpm -q` ? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/xrootd/xrootd/issues/1485#issuecomment-887483061 ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the XROOTD-DEV list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XROOTD-DEV&A=1