diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..ee63e62
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,69 @@
+# * test.yml --- Test Emacs packages using makem.sh on GitHub Actions
+
+# https://github.com/alphapapa/makem.sh
+
+# Based on Steve Purcell's examples at
+# <https://github.com/purcell/setup-emacs/blob/master/.github/workflows/test.yml>,
+# <https://github.com/purcell/package-lint/blob/master/.github/workflows/test.yml>.
+
+# * License:
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+# * Code:
+
+name: "CI"
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - develop
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        emacs_version:
+          - 26.3
+          - snapshot
+    steps:
+    - uses: purcell/setup-emacs@master
+      with:
+        version: ${{ matrix.emacs_version }}
+
+    - uses: actions/checkout@v2
+
+    - name: Initialize sandbox
+      run: |
+        SANDBOX_DIR=$(mktemp -d) || exit 1
+        echo ::set-env name=SANDBOX_DIR::$SANDBOX_DIR
+        ./makem.sh -vv --sandbox $SANDBOX_DIR --install-deps --install-linters
+
+    # The "all" rule is not used, because it treats compilation warnings
+    # as failures, so linting and testing are run as separate steps.
+
+    - name: Lint
+      continue-on-error: true
+      run: ./makem.sh -vv --sandbox $SANDBOX_DIR lint
+
+    - name: Test
+      if: always()  # Run test even if linting fails.
+      run: ./makem.sh -vv --sandbox $SANDBOX_DIR test
+
+# Local Variables:
+# eval: (outline-minor-mode)
+# End:
diff --git a/org-roam.el b/org-roam.el
index 517b4c7..d8e89d7 100644
--- a/org-roam.el
+++ b/org-roam.el
@@ -6,7 +6,7 @@
 ;; URL: https://github.com/jethrokuan/org-roam
 ;; Keywords: org-mode, roam, convenience
 ;; Version: 0.1.0
-;; Package-Requires: ((emacs "25.1") (dash "2.13") (f "0.17.2") (s "1.12.0") (async "1.9.4"))
+;; Package-Requires: ((emacs "26.1") (dash "2.13") (f "0.17.2") (s "1.12.0") (async "1.9.4"))
 
 ;; This file is NOT part of GNU Emacs.
 
diff --git a/tests/test-org-roam.el b/tests/test-org-roam.el
new file mode 100644
index 0000000..21d779c
--- /dev/null
+++ b/tests/test-org-roam.el
@@ -0,0 +1,35 @@
+;;; test-org-roam.el --- Tests for org-roam -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2020 Jethro Kuan
+
+;; Author: Jethro Kuan <jethrokuan95@gmail.com>
+;; Package-Requires: ((buttercup))
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;
+
+;;; Code:
+
+;;;; Requirements
+
+(require 'buttercup)
+(require 'org-roam)
+
+;;; Tests
+(describe "Org-roam cache"
+  (it "Mock Test"
+    (expect t :to-be t)))