diff --git a/flow.cabal b/flow.cabal
--- a/flow.cabal
+++ b/flow.cabal
@@ -1,6 +1,6 @@
 cabal-version: 2.2
 name: flow
-version: 2.0.0.5
+version: 2.0.0.6
 synopsis: Write more understandable Haskell.
 description: Flow provides operators for writing more understandable Haskell.
 build-type: Simple
@@ -23,7 +23,7 @@
   manual: True
 
 common library
-  build-depends: base ^>=4.18.0.0 || ^>=4.19.0.0 || ^>=4.20.0.0
+  build-depends: base ^>=4.19.0.0 || ^>=4.20.0.0 || ^>=4.21.0.0
   default-language: Haskell2010
   ghc-options:
     -Weverything
@@ -46,6 +46,7 @@
 
 library
   import: library
+  -- cabal-gild: discover source/library
   exposed-modules: Flow
   hs-source-dirs: source/library