diff --git a/.circleci/config.yml b/.circleci/config.yml
index a8589719e82..a1b3a6c15bd 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -297,7 +297,9 @@ jobs:
                   command: cp 1st-gen/projects/documentation/custom-elements.json 1st-gen/storybook/
             - run:
                   name: Build documentation with path prefix
-                  command: echo "SWC_DIR=beta/docs" >> $BASH_ENV
+                  command: |
+                      echo "export SWC_DIR=beta/docs" >> $BASH_ENV
+                      source $BASH_ENV
             - run:
                   name: Build documentation
                   command: yarn workspace @spectrum-web-components/1st-gen docs:build