diff --git a/Dockerfile b/Dockerfile
index 7939b9415bc34bbe5853dc8b6b1ab9f0ebc81f4f..558c70e2e07d5008df3e5766263d908cf3f9c8e8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM buildpack-deps:buster-curl
 
-RUN apt-get update && apt-get install -y ca-certificates libgs9 wkhtmltopdf && \
+RUN apt-get update && apt-get install -y ca-certificates libgs9 mime-support && \
 apt-get clean autoclean && \
 apt-get autoremove --yes && \
 rm -rf /var/lib/{apt,dpkg,cache,log}