1 files changed, 1 insertions, 0 deletions
diff --git a/packages b/packages
index 054626ae3b..ea02b73f72 100644
--- a/packages
+++ b/packages
@@ -41,6 +41,7 @@ ghc-tarballs                 windows     ghc-tarballs.git                -
 libffi-tarballs              -           -                               -
 utils/hsc2hs                 -           -                               -
 utils/haddock                -           -                               ssh://git@github.com/haskell/haddock.git
+libraries/prettyprinter-core -           -                               https://github.com/bollu/prettyprinter-core.git
 libraries/array              -           -                               -
 libraries/binary             -           -                               https://github.com/kolmodin/binary.git
 libraries/bytestring         -           -                               https://github.com/haskell/bytestring.git