diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3fdcea156..566ce8a12 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,6 +13,10 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v2
 
+    - name: Set up PR environment
+      if: github.event.number != null
+      run: echo "::set-env name=PULL_REQUEST_ID::${{ github.event.number }}"
+
     - name: Install npm dependencies
       run: npm ci
 
diff --git a/scripts/check-pr.sh b/scripts/check-pr.sh
index 55d2d0af1..0595715fe 100644
--- a/scripts/check-pr.sh
+++ b/scripts/check-pr.sh
@@ -110,7 +110,7 @@ MSG_NOT_MD='The file `%s` does not have a `.md` extension.\n'
 
 PLATFORMS=$(ls pages/)
 
-if [ "$CI" = "true" ] && [ "$GITHUB_REPOSITORY" = "tldr-pages/tldr" ] && [ "$TRAVIS_PULL_REQUEST" != "false" ]; then
+if [ "$CI" = "true" ] && [ "$GITHUB_REPOSITORY" = "tldr-pages/tldr" ] && [ "$PULL_REQUEST_ID" != "false" ]; then
   check_diff
   check_structure
 else
diff --git a/scripts/send-to-bot.py b/scripts/send-to-bot.py
index 93a9e7807..ad85eff6f 100644
--- a/scripts/send-to-bot.py
+++ b/scripts/send-to-bot.py
@@ -74,7 +74,7 @@ def main(action):
 
 if __name__ == '__main__':
   REPO_SLUG = os.environ.get('GITHUB_REPOSITORY')
-  PR_ID = os.environ.get('TRAVIS_PULL_REQUEST')
+  PR_ID = os.environ.get('PULL_REQUEST_ID')
   BUILD_ID = os.environ.get('GITHUB_RUN_ID')
 
   if PR_ID is None or BUILD_ID is None or REPO_SLUG is None:
diff --git a/scripts/test.sh b/scripts/test.sh
index d49294601..eb5da6d44 100644
--- a/scripts/test.sh
+++ b/scripts/test.sh
@@ -43,7 +43,7 @@ function run_checks_pr {
 # MAIN
 ###################################
 
-if [ "$CI" = "true" ] && [ "$GITHUB_REPOSITORY" = "tldr-pages/tldr" ] && [ "$TRAVIS_PULL_REQUEST" != "false" ]; then
+if [ "$CI" = "true" ] && [ "$GITHUB_REPOSITORY" = "tldr-pages/tldr" ] && [ "$PULL_REQUEST_ID" != "false" ]; then
   run_checks_pr
   run_tests_pr
 else