Bug#867836: haskell-lambdabot-core build-depends libghc-dependent-sum-dev (< 0.4) but 0.4-1 is to be installed

[Adrian Bunk]

Source: haskell-lambdabot-core
Version: 5.1-2
Severity: serious
Tags: buster sid

The following packages have unmet dependencies:
 builddeps:haskell-lambdabot-core : Depends: libghc-dependent-sum-dev (< 0.4) 
but 0.4-1 is to be installed