Nonetheless, A is "nearer" in the dependency tree, so Maven uses C 1.0 for both equally A and B and isn't going to even warn you about this (It truly is fairly astounding to me); This might be an IDE bug. As an illustration @Joel Costigliola described a circumstance in https://bongacams39406.theisblog.com/36699026/detailed-notes-on-bongacams-com