diff --git a/docker/pggb/Dockerfile b/docker/pggb/Dockerfile
index 27f27a9..870682b 100644
--- a/docker/pggb/Dockerfile
+++ b/docker/pggb/Dockerfile
@@ -4,10 +4,14 @@ MAINTAINER William T Harvey
 
 COPY ./environment.yml /
 
+RUN conda update -n base conda && \
+        conda install -n base conda-libmamba-solver && \
+        conda config --set solver libmamba
+
 RUN conda env create -f /environment.yml && conda clean -a
 
 ENV LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/opt/conda/envs/pggb/lib/
 
 ENV PATH=/opt/conda/envs/pggb/bin/:${PATH}
 
-RUN echo "source activate pggb" > ~/.bashrc
\ No newline at end of file
+RUN echo "source activate pggb" > ~/.bashrc