diff '--color=auto' --unified --recursive --text xmonad.orig/src/XMonad/Core.hs xmonad.new/src/XMonad/Core.hs
--- xmonad.orig/src/XMonad/Core.hs	2021-08-17 11:23:26.576949545 +0100
+++ xmonad.new/src/XMonad/Core.hs	2021-08-17 11:25:17.806937587 +0100
@@ -670,6 +670,7 @@
               , "-ilib"
               , "-fforce-recomp"
               , "-main-is", "main"
+              , "-dynamic"
               , "-v0"
               , "-outputdir", buildDirName dirs
               , "-o", binFileName dirs