diff --git a/2026-RIKEN/docker/Dockerfile.benchpark b/2026-RIKEN/docker/Dockerfile.benchpark
index 40ab9ad..509c82f 100644
--- a/2026-RIKEN/docker/Dockerfile.benchpark
+++ b/2026-RIKEN/docker/Dockerfile.benchpark
@@ -32,7 +32,7 @@ USER ${NB_USER}
 
 RUN git clone https://github.com/LLNL/benchpark.git ${HOME}/benchpark && \
     cd ${HOME}/benchpark && \
-    git checkout -b develop-2025-12-11 develop-2025-12-11 && \
+    git checkout -b develop-2025-12-12 develop-2025-12-12 && \
     git submodule update --init --recursive
 
 USER root
diff --git a/2026-RIKEN/docker/Dockerfile.caliper b/2026-RIKEN/docker/Dockerfile.caliper
index 77c7f78..e5c5183 100644
--- a/2026-RIKEN/docker/Dockerfile.caliper
+++ b/2026-RIKEN/docker/Dockerfile.caliper
@@ -46,7 +46,7 @@ RUN python3 -m venv /opt/global_py_venv
 RUN . /opt/global_py_venv/bin/activate && \
     python3 -m pip install pybind11
 
-ENV CALI_INSTALL_PREFIX=/usr \
+ENV CALI_INSTALL_PREFIX=${HOME}/Caliper/install \
     GIT_CLONE_STAGING_DIR=/tmp
 
 RUN git clone https://github.com/LLNL/Caliper.git ${GIT_CLONE_STAGING_DIR}/Caliper && \
@@ -128,4 +128,4 @@ RUN echo 'export PATH=/usr/bin:$PATH' >> ${HOME}/.bash_profile && \
     echo 'export LD_LIBRARY_PATH=/usr/lib:/usr/lib64:$LD_LIBRARY_PATH' >> ${HOME}/.bash_profile
 
 USER ${NB_USER}
-WORKDIR ${HOME}
\ No newline at end of file
+WORKDIR ${HOME}
diff --git a/2026-RIKEN/docker/Dockerfile.spawn b/2026-RIKEN/docker/Dockerfile.spawn
index 6fb9f6a..6bca062 100644
--- a/2026-RIKEN/docker/Dockerfile.spawn
+++ b/2026-RIKEN/docker/Dockerfile.spawn
@@ -50,7 +50,7 @@ RUN . /opt/global_py_venv/bin/activate && \
 COPY ./tutorial-code/caliper-tutorial/apps /tmp/caliper-tutorial/apps/
 COPY ./tutorial-code/caliper-tutorial/cmake /tmp/caliper-tutorial/cmake/
 
-ENV CALI_TUTORIAL_INSTALL_PREFIX=/usr
+ENV CALI_TUTORIAL_INSTALL_PREFIX=${HOME}/Caliper/install
 
 RUN cmake \
     -B /tmp/build-basic-example \