diff --git a/Dockerfile b/Dockerfile
index 8ab9577..0435da4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.12.2-alpine
+FROM python:3.12.3-alpine
 
 LABEL org.opencontainers.image.title=mqtt_exporter
 LABEL org.opencontainers.image.description="Prometheus exporter for MQTT."