diff --git a/docker/oshmpi_fedora/Dockerfile b/docker/oshmpi_fedora/Dockerfile
index 6a23539..2e58cbe 100644
--- a/docker/oshmpi_fedora/Dockerfile
+++ b/docker/oshmpi_fedora/Dockerfile
@@ -18,3 +18,4 @@ RUN cd $INSTALL_DIR
 ENV PATH="/home/shmem/oshmpi/install/bin/:/usr/lib64/mpich/bin/:${PATH}"
 RUN ln -s /usr/bin/python3 /usr/bin/python
 RUN python -m pip install numpy cffi
+ENV PSM3_DEVICES="self,shm"