diff --git a/docker/rivet-dev/Dockerfile b/docker/rivet-dev/Dockerfile
--- a/docker/rivet-dev/Dockerfile
+++ b/docker/rivet-dev/Dockerfile
@@ -1,26 +1,26 @@
 FROM fedora:30
 LABEL maintainer="rivet@projects.hepforge.org"
 
 RUN dnf update -y \
     && dnf install -y \
       make gcc-c++ gcc-gfortran redhat-rpm-config \
       wget tar less bzip2 findutils which nano zlib-devel \
       python python-devel python-requests file python-matplotlib gsl-devel \
       texlive-latex-bin texlive-texconfig-bin texlive-pst-tools texlive-pst-arrow \
       ghostscript ImageMagick texlive-dvips texlive-relsize \
       texlive-cm texlive-hyphen-base texlive-collection-fontsrecommended \
     && dnf clean all
 
 RUN mkdir /code && cd /code \
     && wget https://phab.hepforge.org/source/rivetbootstraphg/browse/default/rivet-bootstrap?view=raw -O rivet-bootstrap \
     && chmod +x rivet-bootstrap \
-    && INSTALL_PREFIX=/usr/local INSTALL_GSL=0 INSTALL_RIVETDEV=1 MAKE="make -j7" ./rivet-bootstrap \
+    && INSTALL_PREFIX=/usr/local INSTALL_RIVETDEV=1 MAKE="make -j4" ./rivet-bootstrap \
     && echo "source /usr/local/share/Rivet/rivet-completion" > /etc/profile.d/rivet-completion.sh \
     && echo "source /usr/local/share/YODA/yoda-completion" > /etc/profile.d/yoda-completion.sh \
     && texconfig rehash \
     && rm -rf /code/*-*.*.*
 
 ENV LD_LIBRARY_PATH /usr/local/lib
 ENV PYTHONPATH /usr/local/lib64/python2.7/site-packages
 
 WORKDIR /work