diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2cea83a..f47e89f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -27,12 +27,12 @@ jobs:
 
       - name: Setup
         run: |
-          wget -q https://downloads.mongodb.org/linux/mongodb-linux-x86_64-${{ matrix.mongo-os }}-${{ matrix.mongo }}.tgz
-          tar xf mongodb-linux-x86_64-${{ matrix.mongo-os }}-${{ matrix.mongo }}.tgz
+          wget -q https://downloads.mongodb.org/linux/mongodb-linux-x86_64-${{ matrix.os }}-${{ matrix.mongo }}.tgz
+          tar xf mongodb-linux-x86_64-${{ matrix.os }}-${{ matrix.mongo }}.tgz
           mkdir -p ./data/db/27017 ./data/db/27000
           printf "\n--timeout 8000" >> ./test/mocha.opts
-          ./mongodb-linux-x86_64-${{ matrix.mongo-os }}-${{ matrix.mongo }}/bin/mongod --setParameter ttlMonitorSleepSecs=1 --fork --dbpath ./data/db/27017 --syslog --port 27017
+          ./mongodb-linux-x86_64-${{ matrix.os }}-${{ matrix.mongo }}/bin/mongod --setParameter ttlMonitorSleepSecs=1 --fork --dbpath ./data/db/27017 --syslog --port 27017
           sleep 2
           mongod --version
-          echo `pwd`/mongodb-linux-x86_64-${{ matrix.mongo-os }}-${{ matrix.mongo }}/bin >> $GITHUB_PATH
+          echo `pwd`/mongodb-linux-x86_64-${{ matrix.os }}-${{ matrix.mongo }}/bin >> $GITHUB_PATH
       - run: npm test