diff --git a/Dockerfile b/Dockerfile
index 3cbf31a..90b12d9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,7 +27,11 @@ RUN ["bash", "-exo", "pipefail", "-c", "\
 ## install feature requirements for checks
 RUN ["bash", "-exo", "pipefail", "-c", "\
 apt update ; \
-apt-get install -y python3-requests python3-easysnmp python3-nagiosplugin ; \
+apt-get install -y \
+    python3-requests \
+    python3-easysnmp \
+    python3-paho-mqtt \
+    python3-nagiosplugin ; \
 apt clean all ; \
 rm -vrf /var/lib/apt/lists/* "]