diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 41a85f4..9c7b547 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,6 +13,7 @@ jobs:
       matrix:
         stack-yaml:
           - stack.yaml
+          - stack-hoauth2-2.0.yaml
           - stack-lts-17.4.yaml
           - stack-lts-16.10.yaml
           - stack-lts-13.2.yaml
diff --git a/stack-hoauth2-2.0.yaml b/stack-hoauth2-2.0.yaml
new file mode 100644
index 0000000..44cc6cb
--- /dev/null
+++ b/stack-hoauth2-2.0.yaml
@@ -0,0 +1,3 @@
+resolver: lts-18.23
+extra-deps:
+  - hoauth2-2.0.0@sha256:4686d776272d4c57d3c8dbeb9e58b04afe4d2b410382011bd78a3d2bfb08a3fe,5662
diff --git a/stack-hoauth2-2.0.yaml.lock b/stack-hoauth2-2.0.yaml.lock
new file mode 100644
index 0000000..2bb99b0
--- /dev/null
+++ b/stack-hoauth2-2.0.yaml.lock
@@ -0,0 +1,19 @@
+# This file was autogenerated by Stack.
+# You should not edit this file by hand.
+# For more information, please see the documentation at:
+#   https://docs.haskellstack.org/en/stable/lock_files
+
+packages:
+- completed:
+    hackage: hoauth2-2.0.0@sha256:4686d776272d4c57d3c8dbeb9e58b04afe4d2b410382011bd78a3d2bfb08a3fe,5662
+    pantry-tree:
+      size: 2171
+      sha256: 291b3dd90854ef44f270519ec17e34b6778f8430f6d6517bd67b0128bd549553
+  original:
+    hackage: hoauth2-2.0.0@sha256:4686d776272d4c57d3c8dbeb9e58b04afe4d2b410382011bd78a3d2bfb08a3fe,5662
+snapshots:
+- completed:
+    size: 587819
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/18/23.yaml
+    sha256: 7f69bb29a57495586e7e3ed31ecc59c0d2c959cb23bd52b71ca676f254c9beb1
+  original: lts-18.23