diff --git a/bitbake/lib/bb/fetch2/__init__.py b/bitbake/lib/bb/fetch2/__init__.py
index 677968a6a9..ac0f4dfa1d 100644
--- a/bitbake/lib/bb/fetch2/__init__.py
+++ b/bitbake/lib/bb/fetch2/__init__.py
@@ -875,6 +875,7 @@ FETCH_EXPORT_VARS = ['HOME', 'PATH',
                      'AWS_ROLE_ARN',
                      'AWS_WEB_IDENTITY_TOKEN_FILE',
                      'AWS_DEFAULT_REGION',
+                     'AWS_SESSION_TOKEN',
                      'GIT_CACHE_PATH',
                      'REMOTE_CONTAINERS_IPC',
                      'SSL_CERT_DIR']