diff --git a/Dockerfile b/Dockerfile
index 4edae1f..d6e52b2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ FROM alpine:3.14 as builder
 
 # https://github.com/eclipse/mosquitto/releases
 # https://github.com/DaveGamble/cJSON/releases
-ENV VERSION=v2.0.12 \
+ENV VERSION=v2.0.13 \
     CJSON_VERSION=v1.7.15
 
 # Add unprivileged user