diff --git a/source/toctree.rst b/source/toctree.rst
new file mode 100644
index 0000000..ba93ec1
--- /dev/null
+++ b/source/toctree.rst
@@ -0,0 +1,14 @@
+:orphan:
+
+.. toctree::
+   :caption: Contents:
+   :maxdepth: 2
+   :includehidden:
+
+   fiber
+   replication
+   relay
+   qsync
+   wal
+   wal-fmt
+   allocators
diff --git a/upload_output.sh b/upload_output.sh
new file mode 100755
index 0000000..57472f8
--- /dev/null
+++ b/upload_output.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+
+BRANCH=$BRANCH_NAME
+DOC_DEST="$S3_UPLOAD_PATH/internals/${BRANCH_NAME}"
+CHECK_KEY="doc-builds/internals/${BRANCH_NAME}/json/_build_ru/json/toctree.fjson"
+
+aws s3api head-object --bucket ${S3_BUCKET} --key ${CHECK_KEY} --endpoint-url="$ENDPOINT_URL" || not_exist=true
+if [ $not_exist ]; then
+  echo "toctree.json does not exist"
+else
+  echo "found toctree.json, remove the branch from s3 location"
+  aws s3 rm "$DOC_DEST"/json --endpoint-url="$ENDPOINT_URL" --recursive
+fi
+
+aws s3 cp build/json "$DOC_DEST"/json --endpoint-url="$ENDPOINT_URL" --recursive --include "*" --exclude "*.jpg" --exclude "*.png" --exclude "*.svg"