diff --git a/.docker/Dockerfile b/.docker/Dockerfile
index 242390d8bb5ac61651974b1790a9da012e77ae86..6f962dbad58ec93a2e90a2d4f97b36daa712392e 100644
--- a/.docker/Dockerfile
+++ b/.docker/Dockerfile
@@ -1,6 +1,6 @@
 FROM julia:1.6
 
-RUN apt-get update && apt-get install -y libjsoncpp-dev cmake git python3-pip curl
+RUN apt-get update && apt-get install -y cmake git python3-pip curl
 
 # Dirty workaround for java not linking to the correct manpage directory (https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=863199)
 RUN mkdir -p /usr/share/man/man1