diff --git a/src/3.8/Dockerfile b/src/3.8/Dockerfile
index 09594b9..5ea9258 100644
--- a/src/3.8/Dockerfile
+++ b/src/3.8/Dockerfile
@@ -130,7 +130,7 @@ RUN python3 -m pip install https://api.github.com/repos/nest/nestml/zipball/pull
 
     # python3 -m pip install nestml==8.0.0rc1 && \
 
-RUN python3 -m pip install nestml-server@git+https://github.com/babsey/nestml-server@v1.0-b1 && \
+RUN python3 -m pip install nestml-server@git+https://github.com/babsey/nestml-server@v1.0-b3 && \
     python3 -m pip install --upgrade pygsl@git+https://github.com/pygsl/pygsl@v2.3.3
 
 COPY entrypoint.sh /usr/local/bin/entrypoint.sh
@@ -139,5 +139,5 @@ RUN chmod +x /usr/local/bin/entrypoint.sh
 COPY test-nest.sh /opt/test-nest.sh
 RUN chmod +x /opt/test-nest.sh
 
-EXPOSE 8080 52425 54286
+EXPOSE 8080 52425 52426 54286
 ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
diff --git a/src/3.8/entrypoint.sh b/src/3.8/entrypoint.sh
index 5b3df93..b27435e 100644
--- a/src/3.8/entrypoint.sh
+++ b/src/3.8/entrypoint.sh
@@ -11,11 +11,15 @@ nest --help
 export MUSIC_ROOT_DIR='$HOME/.cache/music.install'
 export MUSIC_ROOT=${MUSIC_ROOT_DIR}
 MUSIC_PATH=${MUSIC_ROOT_DIR}
-export LD_LIBRARY_PATH=${MUSIC_PATH}/lib:$LD_LIBRARY_PATH
 export PATH=${MUSIC_PATH}/bin:$PATH
 export CPATH=${MUSIC_PATH}/include:$CPATH
 export PYTHONPATH=${MUSIC_PATH}/lib/python3.8/site-packages:$PYTHONPATH
 
+export NESTML_MODULES_PATH=${NESTML_MODULES_PATH:-/tmp/nestmlmodules}
+
+# Set LD_LIBRARY_PATH for music and nestml modules
+export LD_LIBRARY_PATH=${MUSIC_PATH}/lib:${NESTML_MODULES_PATH}:$LD_LIBRARY_PATH
+
 MODE="${NEST_CONTAINER_MODE:-$1}"
 if [[ "${MODE}" = 'interactive' ]]; then
     read -p "Your python script: " name
diff --git a/src/dev/Dockerfile b/src/dev/Dockerfile
index 5cb11c8..1282183 100644
--- a/src/dev/Dockerfile
+++ b/src/dev/Dockerfile
@@ -147,7 +147,7 @@ RUN python3 -m pip install --upgrade pip && \
     python3 -m pip install nest-desktop --pre && \
     python3 -m pip uninstall nestml -y && \
     python3 -m pip install --upgrade https://github.com/nest/nestml/archive/refs/heads/master.zip && \
-    python3 -m pip install nestml-server@git+https://github.com/babsey/nestml-server@v1.0-b1
+    python3 -m pip install nestml-server@git+https://github.com/babsey/nestml-server@v1.0-b3
 
 RUN python3 -m pip install --force-reinstall --upgrade scipy
 
@@ -157,5 +157,5 @@ RUN chmod +x /usr/local/bin/entrypoint.sh
 COPY test-nest.sh /opt/test-nest.sh
 RUN chmod +x /opt/test-nest.sh
 
-EXPOSE 8080 52425 54286
+EXPOSE 8080 52425 52426 54286
 ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
diff --git a/src/dev/entrypoint.sh b/src/dev/entrypoint.sh
index 5b3df93..b27435e 100644
--- a/src/dev/entrypoint.sh
+++ b/src/dev/entrypoint.sh
@@ -11,11 +11,15 @@ nest --help
 export MUSIC_ROOT_DIR='$HOME/.cache/music.install'
 export MUSIC_ROOT=${MUSIC_ROOT_DIR}
 MUSIC_PATH=${MUSIC_ROOT_DIR}
-export LD_LIBRARY_PATH=${MUSIC_PATH}/lib:$LD_LIBRARY_PATH
 export PATH=${MUSIC_PATH}/bin:$PATH
 export CPATH=${MUSIC_PATH}/include:$CPATH
 export PYTHONPATH=${MUSIC_PATH}/lib/python3.8/site-packages:$PYTHONPATH
 
+export NESTML_MODULES_PATH=${NESTML_MODULES_PATH:-/tmp/nestmlmodules}
+
+# Set LD_LIBRARY_PATH for music and nestml modules
+export LD_LIBRARY_PATH=${MUSIC_PATH}/lib:${NESTML_MODULES_PATH}:$LD_LIBRARY_PATH
+
 MODE="${NEST_CONTAINER_MODE:-$1}"
 if [[ "${MODE}" = 'interactive' ]]; then
     read -p "Your python script: " name