diff --git a/Dockerfile b/Dockerfile
index 31eb02f..41a93c8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM fluent/fluentd:v1.16-debian-1
 USER root
 # Prerequisites for GeoIP2
-RUN apt update && apt install -y build-essential libgeoip-dev && apt-get clean && rm -rf /var/lib/apt/lists/*
+RUN apt update && apt install -y build-essential libgeoip-dev autoconf && apt-get clean && rm -rf /var/lib/apt/lists/*
 RUN ["gem", "install", "fluent-plugin-elasticsearch", "fluent-plugin-rewrite-tag-filter", "fluent-plugin-geoip", "--no-document"]
 USER fluent