diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e3cd32e01..f0d7fd8ef 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,10 +44,11 @@ jobs:
     - name: check if readme yaml works
       run: rm -r zoutput && python main_out.py -c ./examples/conf/vlcs_diva_mldg_dial.yaml
     - name: test if examples in markdown works
-      run: bash -x -v ci_run_examples.sh
+      run: bash -x -v scripts/ci_run_examples.sh
     - name: test if benchmark works
       run: | 
           pip install snakemake==7.32.0 && pip install pulp==2.7.0
+          echo "insert a shebang line (#!/bin/bash -x -v) at the beginning of the bash script"
           sed -i '1s/^/#!\/bin\/bash -x -v\n/' run_benchmark_standalone.sh
           bash -x -v run_benchmark_standalone.sh examples/benchmark/demo_shared_hyper_grid.yaml
           cat zoutput/benchmarks/mnist_benchmark_grid/hyperparameters.csv
diff --git a/pyproject.toml b/pyproject.toml
index 629aa6fac..2f44de78a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "domainlab"
-version = "0.6.3"
+version = "0.6.4"
 readme = "README.md"
 repository = "https://github.com/marrlab/DomainLab"
 homepage = "https://marrlab.github.io/DomainLab/"
diff --git a/ci.sh b/scripts/ci.sh
similarity index 100%
rename from ci.sh
rename to scripts/ci.sh
diff --git a/ci_benchmark.sh b/scripts/ci_benchmark.sh
similarity index 100%
rename from ci_benchmark.sh
rename to scripts/ci_benchmark.sh
diff --git a/ci_pytest_cov.sh b/scripts/ci_pytest_cov.sh
similarity index 100%
rename from ci_pytest_cov.sh
rename to scripts/ci_pytest_cov.sh
diff --git a/ci_run_examples.sh b/scripts/ci_run_examples.sh
similarity index 100%
rename from ci_run_examples.sh
rename to scripts/ci_run_examples.sh
diff --git a/clean.sh b/scripts/clean.sh
similarity index 100%
rename from clean.sh
rename to scripts/clean.sh
diff --git a/gen_doc.sh b/scripts/gen_doc.sh
similarity index 100%
rename from gen_doc.sh
rename to scripts/gen_doc.sh
diff --git a/sh_publish.sh b/scripts/sh_publish.sh
similarity index 100%
rename from sh_publish.sh
rename to scripts/sh_publish.sh
diff --git a/setup.py b/setup.py
index e185f6377..c56a64115 100644
--- a/setup.py
+++ b/setup.py
@@ -38,7 +38,7 @@ def copy_dir(dir_path="zdata"):
     package_data={
         "zdata": [f for f in copy_dir()],
     },
-    version="0.6.3",
+    version="0.6.4",
     description="Library of modular domain generalization for deep learning",
     url="https://github.com/marrlab/DomainLab",
     author="Xudong Sun, et.al.",