These repos aren't made for Leap. I can't install kernel-default-devel on Leap at all: > zypper in kernel-default-devel-5.13~rc6-2.1.gb5e23d2 > Loading repository data... > Reading installed packages... > Resolving package dependencies... > > Problem: nothing provides 'libc.so.6(GLIBC_2.33)(64bit)' needed by the to be installed kernel-default-devel-5.13~rc6-2.1.gb5e23d2.x86_64 The standard choice of kernels on my Leap 15.3 system looks like this (somewhat confusing indeed): > # zypper se -s kernel-default-devel > Loading repository data... > Reading installed packages... > > S | Name | Type | Version | Arch | Repository --+----------------------+---------+-------------------+--------+------------------------------------------------------------- > i | kernel-default-devel | package | 5.3.18-lp152.75.1 | x86_64 | (System Packages) > v | kernel-default-devel | package | 5.3.18-59.5.2 | x86_64 | Update repository with updates from SUSE Linux Enterprise 15 > i | kernel-default-devel | package | 5.3.18-57.3 | x86_64 | leap > v | kernel-default-devel | package | 5.3.18-24.67.3 | x86_64 | Update repository with updates from SUSE Linux Enterprise 15 > v | kernel-default-devel | package | 4.12.14-197.92.1 | x86_64 | Update repository with updates from SUSE Linux Enterprise 15 > v | kernel-default-devel | package | 4.12.14-197.89.2 | x86_64 | Update repository with updates from SUSE Linux Enterprise 15