diff --git a/Dockerfile b/Dockerfile
index 8e41fb2a4..1795888d0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,7 +24,7 @@ FROM ubuntu:20.04
 ARG WORK_DIRECTORY=/home/docsworker-xlarge
 ARG SNOOTY_PARSER_VERSION=0.16.0
 ARG SNOOTY_FRONTEND_VERSION=0.16.0
-ARG MUT_VERSION=0.11.0
+ARG MUT_VERSION=0.10.7
 ARG REDOC_CLI_VERSION=1.2.3
 ARG NPM_BASE_64_AUTH
 ARG NPM_EMAIL