diff --git a/fish/.config/fish/conf.d/cabal-abbr.fish b/fish/.config/fish/conf.d/cabal-abbr.fish
index 3d64c6d..6e997a2 100644
--- a/fish/.config/fish/conf.d/cabal-abbr.fish
+++ b/fish/.config/fish/conf.d/cabal-abbr.fish
@@ -1,11 +1,12 @@
 abbr cbench   'cabal bench --enable-benchmarks'
-abbr cbuild   'cabal build --write-ghc-environment-files=always'
-abbr cbuildn  'cabal build --write-ghc-environment-files=always --allow-newer'
+abbr cbuild   'cabal build --jobs=(math --scale=0 (nproc) / 2) --write-ghc-environment-files=always'
+abbr cbuildn  'cabal build --jobs=(math --scale=0 (nproc) / 2) --write-ghc-environment-files=always --allow-newer'
 abbr cconf    'cabal configure'
 abbr cwipe    'cabal clean'
 abbr cclean   'cabal-clean'
 abbr cdel     'cabal-clean --delete'
 abbr crem     'cabal-clean --remove'
+abbr cexec    'cabal exec -v0 -- ghc --print-libdir'
 abbr cdoc     'cabal haddock --enable-documentation'
 abbr cinstall 'cabal install --installdir=$HOME/.local/bin --overwrite-policy=always --install-method=copy'
 abbr crun     'cabal run'