diff --git a/src/3.7rc1/Dockerfile b/src/3.7rc1/Dockerfile
index 5e32df6..bf2b2ce 100644
--- a/src/3.7rc1/Dockerfile
+++ b/src/3.7rc1/Dockerfile
@@ -110,9 +110,10 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
           make && \
           make install && \
     python3 -m pip install --upgrade pip && \
+    python3 -m pip install -r ${SRC_PATH}/nest-simulator-${NEST_VERSION}/requirements_testing.txt && \
     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 --upgrade https://github.com/nest/nestml/archive/refs/tags/v7.0.1-rc1.zip  && \
     python3 -m pip install --force-reinstall --upgrade scipy
 
 COPY entrypoint.sh /usr/local/bin/entrypoint.sh
diff --git a/src/dev/Dockerfile b/src/dev/Dockerfile
index 3e0a0f2..e0fd5b4 100644
--- a/src/dev/Dockerfile
+++ b/src/dev/Dockerfile
@@ -131,6 +131,7 @@ RUN mkdir ${SRC_PATH}/nest-build && cd $_ && \
 
 # Install NESTML and more
 RUN python3 -m pip install --upgrade pip && \
+    python3 -m pip install -r ${SRC_PATH}/nest-simulator-${NEST_VERSION}/requirements_testing.txt && \
     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