diff --git a/.travis.yml b/.travis.yml
index d6385fae..53d44e3d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@
 #
 # For more information, see https://github.com/haskell-CI/haskell-ci
 #
-# version: 0.5.20190916
+# version: 0.7.20191106
 #
 language: c
 dist: xenial
@@ -20,6 +20,7 @@ cache:
   directories:
     - $HOME/.cabal/packages
     - $HOME/.cabal/store
+    - $HOME/.hlint
 before_cache:
   - rm -fv $CABALHOME/packages/hackage.haskell.org/build-reports.log
   # remove files that are regenerated by 'cabal update'
@@ -32,7 +33,7 @@ before_cache:
 matrix:
   include:
     - compiler: ghcjs-8.4
-      addons: {"apt":{"sources":["hvr-ghc"],"packages":["cabal-install-3.0"]}}
+      addons: {"apt":{"sources":["hvr-ghc",{"sourceline":"deb http://ppa.launchpad.net/hvr/ghcjs/ubuntu xenial main"},{"sourceline":"deb https://deb.nodesource.com/node_8.x xenial main","key_url":"https://deb.nodesource.com/gpgkey/nodesource.gpg.key"}],"packages":["ghcjs-8.4","cabal-install-3.0","ghc-8.4.4","nodejs"]}}
     - compiler: ghc-8.8.1
       addons: {"apt":{"sources":["hvr-ghc"],"packages":["ghc-8.8.1","cabal-install-3.0"]}}
     - compiler: ghc-8.6.5
@@ -50,21 +51,11 @@ before_install:
     else
         GHCJS=false;
     fi
-  - |
-    if [ "$TRAVIS_OS_NAME" = "linux" ]; then
-      if $GHCJS ; then sudo add-apt-repository -y ppa:hvr/ghcjs ; fi;
-      if $GHCJS ; then curl -s https://deb.nodesource.com/gpgkey/nodesource.gpg.key | sudo apt-key add - ; fi;
-      if $GHCJS ; then sudo apt-add-repository 'https://deb.nodesource.com/node_8.x xenial main' ; fi;
-      if $GHCJS ; then sudo apt-get update ; fi;
-      sudo apt-get install $CC;
-      if $GHCJS ; then sudo apt-get install -y nodejs cabal-install-3.0 ; fi;
-    fi
   - HC=$(echo "/opt/$CC/bin/ghc" | sed 's/-/\//')
   - WITHCOMPILER="-w $HC"
   - if $GHCJS ; then HC=${HC}js ; fi
   - if $GHCJS ; then WITHCOMPILER="--ghcjs ${WITHCOMPILER}js" ; fi
   - HADDOCK=$(echo "/opt/$CC/bin/haddock" | sed 's/-/\//')
-  - if $GHCJS ; then sudo apt-get install -y ghc-8.4.4 ; fi
   - if $GHCJS ; then PATH="/opt/ghc/8.4.4/bin:$PATH" ; fi
   - HCPKG="$HC-pkg"
   - unset CC
@@ -104,21 +95,29 @@ install:
   - HEADHACKAGE=false
   - rm -f $CABALHOME/config
   - |
-    echo "verbose: normal +nowrap +markoutput"          >> $CABALHOME/config
-    echo "remote-build-reporting: anonymous"            >> $CABALHOME/config
-    echo "write-ghc-environment-files: always"          >> $CABALHOME/config
-    echo "remote-repo-cache: $CABALHOME/packages"       >> $CABALHOME/config
-    echo "logs-dir:          $CABALHOME/logs"           >> $CABALHOME/config
-    echo "world-file:        $CABALHOME/world"          >> $CABALHOME/config
-    echo "extra-prog-path:   $CABALHOME/bin"            >> $CABALHOME/config
-    echo "symlink-bindir:    $CABALHOME/bin"            >> $CABALHOME/config
-    echo "installdir:        $CABALHOME/bin"            >> $CABALHOME/config
-    echo "build-summary:     $CABALHOME/logs/build.log" >> $CABALHOME/config
-    echo "store-dir:         $CABALHOME/store"          >> $CABALHOME/config
-    echo "install-dirs user"                            >> $CABALHOME/config
-    echo "  prefix: $CABALHOME"                         >> $CABALHOME/config
-    echo "repository hackage.haskell.org"               >> $CABALHOME/config
-    echo "  url: http://hackage.haskell.org/"           >> $CABALHOME/config
+    echo "verbose: normal +nowrap +markoutput"                                  >> $CABALHOME/config
+    echo "remote-build-reporting: anonymous"                                    >> $CABALHOME/config
+    echo "write-ghc-environment-files: always"                                  >> $CABALHOME/config
+    echo "remote-repo-cache: $CABALHOME/packages"                               >> $CABALHOME/config
+    echo "logs-dir:          $CABALHOME/logs"                                   >> $CABALHOME/config
+    echo "world-file:        $CABALHOME/world"                                  >> $CABALHOME/config
+    echo "extra-prog-path:   $CABALHOME/bin"                                    >> $CABALHOME/config
+    echo "symlink-bindir:    $CABALHOME/bin"                                    >> $CABALHOME/config
+    echo "installdir:        $CABALHOME/bin"                                    >> $CABALHOME/config
+    echo "build-summary:     $CABALHOME/logs/build.log"                         >> $CABALHOME/config
+    echo "store-dir:         $CABALHOME/store"                                  >> $CABALHOME/config
+    echo "install-dirs user"                                                    >> $CABALHOME/config
+    echo "  prefix: $CABALHOME"                                                 >> $CABALHOME/config
+    echo "repository hackage.haskell.org"                                       >> $CABALHOME/config
+    echo "  url: http://hackage.haskell.org/"                                   >> $CABALHOME/config
+    echo "  secure: True"                                                       >> $CABALHOME/config
+    echo "  key-threshold: 3"                                                   >> $CABALHOME/config
+    echo "  root-keys:"                                                         >> $CABALHOME/config
+    echo "    fe331502606802feac15e514d9b9ea83fee8b6ffef71335479a2e68d84adc6b0" >> $CABALHOME/config
+    echo "    1ea9ba32c526d1cc91ab5e5bd364ec5e9e8cb67179a471872f6e26f0ae773d42" >> $CABALHOME/config
+    echo "    2c6c3627bd6c982990239487f1abd02e08a02e6cf16edb105a8012d444d870c3" >> $CABALHOME/config
+    echo "    0a5c7ea47cd1b15f01f5f51a33adda7e655bc0f0b0615baa8e271f4c3351e21d" >> $CABALHOME/config
+    echo "    51f0161b906011b52c6613376b1ae937670da69322113a246a09f807c62f6921" >> $CABALHOME/config
   - GHCJOBS=-j2
   - |
     echo "program-default-options"                >> $CABALHOME/config
@@ -343,5 +342,5 @@ script:
   - if ! $GHCJS ; then ${CABAL} v2-haddock $WITHCOMPILER --with-haddock $HADDOCK ${TEST} ${BENCH} all | color_cabal_output ; fi
   - echo -en 'travis_fold:end:haddock\\r'
 
-# REGENDATA ["--config=cabal.haskell-ci","--output=.travis.yml","cabal.project"]
+# REGENDATA ("0.7.20191106",["--config=cabal.haskell-ci","--output=.travis.yml","cabal.project"])
 # EOF