diff --git a/.appveyor.yml b/.appveyor.yml
new file mode 100644
index 0000000..d9a861c
--- /dev/null
+++ b/.appveyor.yml
@@ -0,0 +1,29 @@
+# ~*~ auto-generated by haskell-ci with config : 90eae0e303541787a1c5382ef6f8198d8e3790ba5dd37a50c4def1fcd3995311 ~*~
+
+version: "{build}"
+clone_folder: C:\project
+build: off
+cache:
+  - "C:\\SR -> .appveyor.yml"
+
+environment:
+  global:
+    STACK_ROOT: "C:\\SR"
+  matrix:
+    - { BUILD: "ghc-8.6", STACKCMD: "stack --no-terminal build --install-ghc --coverage --test --bench --no-run-benchmarks --haddock --no-haddock-deps", STACKCFG: "{ resolver: lts-14.7, packages: [ '.' ], extra-deps: [], flags: {} }", STACKURL: "https://www.stackage.org/stack/windows-x86_64" }
+    - { BUILD: "ghc-8.8", STACKCMD: "stack --no-terminal build --install-ghc --coverage --test --bench --no-run-benchmarks --haddock --no-haddock-deps", STACKCFG: "{ resolver: nightly-2019-10-05, packages: [ '.' ], extra-deps: [], flags: {} }", STACKURL: "https://www.stackage.org/stack/windows-x86_64" }
+
+matrix:
+  fast_finish: true
+
+install:
+  - set PATH=C:\Program Files\Git\mingw64\bin;%PATH%
+  - curl -ostack.zip -L %STACKURL%
+  - 7z x stack.zip stack.exe
+  - refreshenv
+test_script:
+  - echo %STACKCFG% > stack.yaml
+  - stack setup > nul
+  - echo "" | %STACKCMD%
+
+
diff --git a/.haskell-ci b/.haskell-ci
index b0993fe..df2b845 100644
--- a/.haskell-ci
+++ b/.haskell-ci
@@ -14,8 +14,8 @@ option: basementmin extradep=basement-0.0.8 extradep=memory-0.14.18
 build: ghc-8.2 basementmin
 build: ghc-8.0 basementmin gaugedeps
 build: ghc-8.4
-build: ghc-8.6 os=linux,osx
-build: ghc-8.8
+build: ghc-8.6 os=linux,osx,windows
+build: ghc-8.8 os=linux,windows
 
 # packages
 package: '.'
diff --git a/.travis.yml b/.travis.yml
index 8e943fa..26dd1cf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,4 @@
-# ~*~ auto-generated by haskell-ci with config : 6451b289e8421706e753915b02cdb0906d18c9917aff02d07176a0862ec87cf3 ~*~
+# ~*~ auto-generated by haskell-ci with config : 90eae0e303541787a1c5382ef6f8198d8e3790ba5dd37a50c4def1fcd3995311 ~*~
 
 # Use new container infrastructure to enable caching
 sudo: false
diff --git a/stack.yaml b/stack.yaml
index c48151a..02adde4 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,3 +1,3 @@
-# ~*~ auto-generated by haskell-ci with config : 6451b289e8421706e753915b02cdb0906d18c9917aff02d07176a0862ec87cf3 ~*~
+# ~*~ auto-generated by haskell-ci with config : 90eae0e303541787a1c5382ef6f8198d8e3790ba5dd37a50c4def1fcd3995311 ~*~
 { resolver: lts-14.7, packages: [ '.' ], extra-deps: [], flags: {} }