diff --git a/cabal-cargs.cabal b/cabal-cargs.cabal
--- a/cabal-cargs.cabal
+++ b/cabal-cargs.cabal
@@ -1,5 +1,5 @@
 name: cabal-cargs
-version: 0.4
+version: 0.5
 cabal-version: >=1.9.2
 build-type: Simple
 license: BSD3
@@ -39,7 +39,7 @@
                    transformers >=0.3.0.0 && <0.4, either >=4.1.1 && <4.2,
                    text >=1.1.0.1 && <1.2, system-filepath >=0.4.9 && <0.5,
                    system-fileio >=0.3.12 && <0.4, unordered-containers >=0.2.3.3 && <0.3,
-                   Cabal >=1.18.0 && <1.19
+                   Cabal >=1.16 && <1.19
     exposed-modules: CabalCargs.Args CabalCargs.Fields
                      CabalCargs.Formatting CabalCargs.Format CabalCargs.Spec
                      CabalCargs.Sections CabalCargs.CompilerArgs CabalCargs.BuildInfo