diff --git a/Dockerfile b/Dockerfile
index 9c645b3..6ce8166 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,9 @@
 FROM eclipse-temurin:11-jre-alpine
 
-ENV JMX_EXPORTER_VERSION=0.19.0
+ENV JMX_EXPORTER_VERSION=0.20.0
 
-RUN mkdir -p /opt/jmx_prometheus_httpserver/config && \
+RUN apk upgrade && \
+    mkdir -p /opt/jmx_prometheus_httpserver/config && \
     wget -q -O /opt/jmx_prometheus_httpserver/jmx_prometheus_httpserver.jar https://repo1.maven.org/maven2/io/prometheus/jmx/jmx_prometheus_httpserver/${JMX_EXPORTER_VERSION}/jmx_prometheus_httpserver-${JMX_EXPORTER_VERSION}.jar
 
 COPY collect-all.yml /opt/jmx_prometheus_httpserver/config/collect-all.yml