Dependency error with BiomesOPlenty

[LemADEC]

As of 1.12-6.3.0.29, an error is reported at boot:

00:29:13] [Server thread/TRACE] [FML]: Located mcmod.info file in file YUNoMakeGoodMap-1.12-6.3.0.29.jar
[00:29:13] [Server thread/DEBUG] [FML]: Identified a mod of type Lnet/minecraftforge/fml/common/Mod; (net.minecraftforge.lex.yunomakegoodmap.YUNoMakeGoodMap) - loading
[00:29:13] [Server thread/ERROR] [FML]: Unable to parse dependency for mod 'yunomakegoodmap' with dependency string 'after: BiomesOPlenty'. The modId 'BiomesOPlenty' must be all lowercase.
[00:29:13] [Server thread/TRACE] [FML]: Parsed dependency info for yunomakegoodmap: Requirements: [] After:[BiomesOPlenty] Before:[]