diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 0.10.2 - 2020-06-05
+
+- Bump default doctest version to 0.17
+- Fix HCPKG variable in macOS builds [#395](https://github.com/haskell-CI/haskell-ci/issues/395)
+
 ## 0.10.1 - 2020-05-16
 
 - Add version-info command to help debugging issues with `haskell-ci`
diff --git a/haskell-ci.cabal b/haskell-ci.cabal
--- a/haskell-ci.cabal
+++ b/haskell-ci.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.2
 name:               haskell-ci
-version:            0.10.1
+version:            0.10.2
 synopsis:           Cabal package script generator for Travis-CI
 description:
   Script generator (@haskell-ci@) for [Travis-CI](https://travis-ci.org/) for continuous-integration testing of Haskell Cabal packages.
@@ -155,7 +155,7 @@
 
   -- other dependencies
   build-depends:
-    , aeson                  ^>=1.4.2.0
+    , aeson                  ^>=1.4.2.0 || ^>=1.5.0.0
     , base-compat            ^>=0.11
     , cabal-install-parsers  ^>=0.3
     , exceptions             ^>=0.10.0
@@ -200,5 +200,5 @@
   build-depends:
     , ansi-terminal  ^>=0.10
     , Diff           ^>=0.4.0
-    , tasty          >=1.0     && <1.3
+    , tasty          >=1.0     && <1.4
     , tasty-golden   ^>=2.3.1.1
diff --git a/src/HaskellCI/Config/Doctest.hs b/src/HaskellCI/Config/Doctest.hs
--- a/src/HaskellCI/Config/Doctest.hs
+++ b/src/HaskellCI/Config/Doctest.hs
@@ -23,7 +23,7 @@
   deriving (Show, Generic)
 
 defaultDoctestVersion :: VersionRange
-defaultDoctestVersion = majorBoundVersion (mkVersion [0,16,3])
+defaultDoctestVersion = majorBoundVersion (mkVersion [0,17])
 
 -------------------------------------------------------------------------------
 -- Grammar
diff --git a/src/HaskellCI/Travis.hs b/src/HaskellCI/Travis.hs
--- a/src/HaskellCI/Travis.hs
+++ b/src/HaskellCI/Travis.hs
@@ -140,7 +140,7 @@
         let haskellOnMacos = "https://haskell.futurice.com/haskell-on-macos.py"
         unless (null cfgOsx) $ do
             sh $ "if [ \"$TRAVIS_OS_NAME\" = \"osx\" ]; then curl " ++ haskellOnMacos ++ " | python3 - --make-dirs --install-dir=$HOME/.ghc-install --cabal-alias=3.2.0.0 install cabal-install-3.2.0.0 ${TRAVIS_COMPILER}; fi"
-            sh' [2034,2039] "if [ \"$TRAVIS_OS_NAME\" = \"osx\" ]; then HC=$HOME/.ghc-install/ghc/bin/$TRAVIS_COMPILER; WITHCOMPILER=\"-w $HC\"; HCPKG=${HC/ghc/ghc-pkg}; CABAL=$HOME/.ghc-install/ghc/bin/cabal; fi"
+            sh' [2034,2039] "if [ \"$TRAVIS_OS_NAME\" = \"osx\" ]; then HC=$HOME/.ghc-install/ghc/bin/$TRAVIS_COMPILER; WITHCOMPILER=\"-w $HC\"; HCPKG=$HOME/.ghc-install/ghc/bin/${TRAVIS_COMPILER/ghc/ghc-pkg}; CABAL=$HOME/.ghc-install/ghc/bin/cabal; fi"
         -- HCNUMVER, numeric HC version, e.g. ghc 7.8.4 is 70804 and 7.10.3 is 71003
         sh "HCNUMVER=$(${HC} --numeric-version|perl -ne '/^(\\d+)\\.(\\d+)\\.(\\d+)(\\.(\\d+))?$/; print(10000 * $1 + 100 * $2 + ($3 == 0 ? $5 != 1 : $3))')"
         sh "echo $HCNUMVER"