diff --git a/Dockerfile b/Dockerfile
index f422a23..7801e76 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,12 +8,14 @@ RUN apt-get update && \
 	aspell-en \
 	git \
 	libxml2 \
+	libimage-exiftool-perl \
 	net-tools \
 	poppler-utils \
 	python3 \
 	python3-chm \
 	python3-libxml2 \
 	python3-lxml \
+	python3-mutagen \
 	python3-pip \
 	unrtf \
 	unzip \