diff --git a/cabal.project b/cabal.project
index c8c3c4b03..c5b49711f 100644
--- a/cabal.project
+++ b/cabal.project
@@ -17,3 +17,4 @@ constraints:
 write-ghc-environment-files: never
 
 index-state: 2020-01-07T22:09:46Z
+allow-newer: ormolu:optparse-applicative