diff --git a/src/input-parameters.ts b/src/input-parameters.ts
index 4fc05713..0587a021 100644
--- a/src/input-parameters.ts
+++ b/src/input-parameters.ts
@@ -76,7 +76,7 @@ export function get(): InputParameters {
     noDeployAfter: getInput('no_deploy_after'),
     noRawLog: getBooleanInput('no_raw_log'),
     package: getInput('package'),
-    packages: getMultilineInput('packages'),
+    packages: getMultilineInput('packages').map(p => p.trim()),
     packagePrerelease: getInput('package_prerelease'),
     packageVersion: getInput('package_version'),
     packagesFolder: getInput('packages_folder'),