diff --git a/quasar.cabal b/quasar.cabal
index ffbd084cb23c3e74d112d490f9c4efa5bb2edbb8..6592098dae8d9248d53c01ef30673c2a86734166 100644
--- a/quasar.cabal
+++ b/quasar.cabal
@@ -15,6 +15,7 @@ common shared-properties
   default-extensions:
     AllowAmbiguousTypes
     BangPatterns
+    BlockArguments
     ConstraintKinds
     DataKinds
     DefaultSignatures
@@ -44,6 +45,7 @@ common shared-properties
     TypeApplications
     TypeFamilies
     TypeOperators
+    ViewPatterns
   default-language: Haskell2010
   ghc-options:
     -Weverything