diff --git a/Dockerfile b/Dockerfile
index a1dc9d050..b1b5171af 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -33,7 +33,7 @@ ARG DATA=/var/lib/pleroma
 
 RUN echo "http://nl.alpinelinux.org/alpine/latest-stable/community" >> /etc/apk/repositories &&\
 	apk update &&\
-	apk add exiftool imagemagick ncurses postgresql-client &&\
+	apk add exiftool imagemagick libmagic ncurses postgresql-client &&\
 	adduser --system --shell /bin/false --home ${HOME} pleroma &&\
 	mkdir -p ${DATA}/uploads &&\
 	mkdir -p ${DATA}/static &&\