diff --git a/ci/docs.sh b/ci/docs.sh
index 27bbbe7eafbe6aff817a54177ee28fde2c2bb021..4dcb0319507bfd98741d8326c24ed2ccae9942d4 100755
--- a/ci/docs.sh
+++ b/ci/docs.sh
@@ -16,7 +16,7 @@ echo "commit=${CI_BUILD_REF}" >> ${info}
 echo "runner=${CI_RUNNER_DESCRIPTION}" >> ${info}
 
 file=${CI_PROJECT_NAME}-${CI_BUILD_REF}.tar.bz2
-tar cfj ${filename} sphinx
+tar cfj ${file} sphinx
 
 echo "[>>] Uploading ${file}..."
 curl --silent --user "${DOCUSER}:${DOCPASS}" --upload-file ${file} ${DOCSERVER}/software/bob/docs-upload/