diff --git a/robomaker-sample-app-ci/src/aws-robomaker-sample-application-ci.ts b/robomaker-sample-app-ci/src/aws-robomaker-sample-application-ci.ts
index 2b85dfd..56f1631 100644
--- a/robomaker-sample-app-ci/src/aws-robomaker-sample-application-ci.ts
+++ b/robomaker-sample-app-ci/src/aws-robomaker-sample-application-ci.ts
@@ -134,7 +134,7 @@ async function bundle() {
 
 async function installPyparsing() {
   //install pyparsing-2.0.2 to a local directory so that it can be added to PYTHONPATH env variable
-  await exec.exec("bash", ["-c", `pip3 install --install-option="--prefix=/home/pypackages" pyparsing==2.0.2`, getWorkingDirExecOptions()]);
+  await exec.exec("bash", ["-c", `pip3 install --install-option="--prefix=/home/pypackages" pyparsing==2.0.2`], getWorkingDirExecOptions());
 }
 
 async function run() {