Widen dependencies

digger.cabal

@@ -25,8 +25,8 @@ library
   hs-source-dirs:      src
   exposed-modules:     Language.Coq.ExtractedAST,
                        Language.Coq.Deep
-  build-depends:       base >=4.9 && <4.14,
-                       aeson >=0.11 && <1.5,
+  build-depends:       base >=4.9 && <4.15,
+                       aeson >=0.11 && <1.6,
                        containers >=0.5.7 && <0.7,
                        mtl >=2.2 && <2.3,
                        bytestring >=0.10 && <0.11,
@@ -41,12 +41,12 @@ executable digger
   main-is:             digger.hs
   hs-source-dirs:      app
   other-modules:       Paths_digger
-  build-depends:       base >=4.9 && <4.14,
-                       aeson >=0.11 && <1.5,
+  build-depends:       base >=4.9 && <4.15,
+                       aeson >=0.11 && <1.6,
                        containers >=0.5.7 && <0.7,
                        bytestring >=0.10 && <0.11,
                        data-default >=0.7 && <0.8,
-                       optparse-applicative >=0.12 && <0.16,
+                       optparse-applicative >=0.12 && <0.17,
                        text >=1.2 && <1.3,
                        wl-pprint-text >=1.1 && <1.3,
                        pretty >=1.1 && <1.2,