diff --git a/bin/emqx b/bin/emqx
index 219a99883..503e7059e 100755
--- a/bin/emqx
+++ b/bin/emqx
@@ -11,6 +11,7 @@ RUNNER_ROOT_DIR="$(cd "$(dirname "$(readlink "$0" || echo "$0")")"/..; pwd -P)"
 EMQX_LICENSE_CONF=''
 REL_NAME="emqx"
 ERTS_PATH="$RUNNER_ROOT_DIR/erts-$ERTS_VSN/bin"
+export EMQX_DESCRIPTION
 
 RUNNER_SCRIPT="$RUNNER_BIN_DIR/$REL_NAME"
 CODE_LOADING_MODE="${CODE_LOADING_MODE:-embedded}"