diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
index 071899c..137559a 100644
--- a/.github/workflows/tox.yml
+++ b/.github/workflows/tox.yml
@@ -11,9 +11,9 @@ jobs:
         python-version: [3.6, 3.7, 3.8, 3.9]
 
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install python dependencies
diff --git a/requirements.txt b/requirements.txt
index 1e854b5..5331a61 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,8 +3,9 @@ Pillow>=6.2.0
 # Avoid selenium bug:
 # https://github.com/SeleniumHQ/selenium/issues/5296
 selenium>=3.7.0,<=3.8.0
-bokeh>=2.0.0,<3.0.0
+bokeh>=2.0.0,<2.3.0
 scipy>=1.0.0,<2.0.0
 ipykernel>=5.0
 ipython>=7.0
 pyyaml>=5.3.1
+Jinja2<3.1.0
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 016fa70..35d6be5 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -5,14 +5,15 @@ twine==1.11.0
 watchdog==0.8.3
 flake8==3.8.2
 tox>=3.13.2
-coverage==4.1
+coverage==6.2
 Sphinx==1.7.7
 commonmark==0.5.4
 recommonmark==0.4.0
 
-pytest==3.2.3
+pytest==7.0.1
 pytest-cov==2.5.1
 coverage-badge==0.2.0
 pytest-runner==2.11.1
 pylint==1.7.4
-pyflakes==2.2.0
\ No newline at end of file
+pyflakes==2.2.0
+importlib-metadata<5.0
diff --git a/setup.py b/setup.py
index 23cb440..ce53d9b 100644
--- a/setup.py
+++ b/setup.py
@@ -106,6 +106,9 @@ def find_meta(meta):
         'Natural Language :: English',
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "License :: OSI Approved :: Apache Software License"
     ],
     test_suite='tests',