diff --git a/dockerbuild/Dockerfile b/dockerbuild/Dockerfile
index 6ccfe3c..510363a 100644
--- a/dockerbuild/Dockerfile
+++ b/dockerbuild/Dockerfile
@@ -12,7 +12,9 @@ RUN apt-get -qq update && apt-get -qq dist-upgrade && \
   # libsecret-1-dev and libgnome-keyring-dev are required even for prebuild keytar
   apt-get -qq install --no-install-recommends qtbase5-dev bsdtar build-essential autoconf libssl-dev gcc-multilib g++-multilib lzip rpm python libcurl3 git git-lfs ssh unzip \
   libsecret-1-dev libgnome-keyring-dev \
-  libopenjp2-tools && \
+  libopenjp2-tools \
+  # Used by Seshat
+  libsqlcipher-dev && \
   # git-lfs
   git lfs install && \
   apt-get purge -y --auto-remove && rm -rf /var/lib/apt/lists/*
@@ -40,7 +42,4 @@ ENV RUSTUP_HOME=/usr/local/rustup \
     CARGO_HOME=/usr/local/cargo \
     PATH=/usr/local/cargo/bin:$PATH
 
-RUN apt-get update && \
-    apt-get install -y libsqlcipher-dev && \
-    rm -rf /var/lib/apt/lists/* && \
-    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --no-modify-path --profile minimal
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --no-modify-path --profile minimal