diff --git a/.evergreen/run-kerberos-tests.sh b/.evergreen/run-kerberos-tests.sh
index 4fab785b3ac..d2be7eddd59 100644
--- a/.evergreen/run-kerberos-tests.sh
+++ b/.evergreen/run-kerberos-tests.sh
@@ -28,7 +28,7 @@ export MONGODB_URI="mongodb://${USER}@${SASL_HOST}/${GSSAPI_DB}?authMechanism=GS
 
 set -o xtrace
 
-npm i kerberos
+npm i -D kerberos
 npm run check:kerberos
 
 set +o xtrace
diff --git a/test/action/dependency.test.ts b/test/action/dependency.test.ts
index 34ff0b06adc..c0c4206fe68 100644
--- a/test/action/dependency.test.ts
+++ b/test/action/dependency.test.ts
@@ -91,7 +91,7 @@ describe('package.json', function () {
 
       context(`when ${depName} is installed`, () => {
         beforeEach(async function () {
-          execSync(`npm install --no-save "${depName}"@"${depMajor}"`);
+          execSync(`npm install --no-save -D "${depName}"@"${depMajor}"`);
         });
 
         it(`driver is importable`, () => {