diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b5dc220f8..9551ce84b 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.8, 3.9]
+        python-version: ['3.9', '3.10']
 
     steps:
     - uses: actions/checkout@v3
@@ -36,4 +36,4 @@ jobs:
     - name: Run unittest
       run: |
         pip install pytest
-        pytest -vv
\ No newline at end of file
+        pytest -vv
diff --git a/bundle_validator/README.md b/bundle_validator/README.md
index 5ea1ea28a..40082996d 100644
--- a/bundle_validator/README.md
+++ b/bundle_validator/README.md
@@ -6,7 +6,7 @@ You can easily validate your stix bundle file by following the below steps:
 
 The following needs to be installed on your local machine:
 
-* Python 3.8 or greater
+* Python 3.9 or greater
 * git
 * [`stix2-validator`](https://github.com/oasis-open/cti-stix-validator) python library
 
diff --git a/docs/README.md b/docs/README.md
index 0e20b9c60..532b8cde0 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -26,7 +26,7 @@ The recommended method for installing stix-shifter is via pip. Two prerequisite
 
 ### Dependencies
 
-STIX-shifter requries Python 3.8 or greater. See the [requirements file](../stix_shifter/requirements.txt) for library dependencies. 
+STIX-shifter requries Python 3.9 or greater. See the [requirements file](../stix_shifter/requirements.txt) for library dependencies. 
 
 ## Usage
 
diff --git a/docs/lab/cli_lab.ipynb b/docs/lab/cli_lab.ipynb
index 708b730b6..cf574a065 100644
--- a/docs/lab/cli_lab.ipynb
+++ b/docs/lab/cli_lab.ipynb
@@ -161,7 +161,7 @@
     "\n",
     "### Prerequisites\n",
     "\n",
-    "* Python 3.8 or greater\n",
+    "* Python 3.9 or greater\n",
     "* pip\n",
     "* git\n",
     "* `virtualenv` python library\n",
diff --git a/setup.py b/setup.py
index 5fd5a042f..7b2a85cc2 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
     # good
     print(sys.version)
 else:
-    print("Error: stix-shifter requires python 3.8 or greater")
+    print("Error: stix-shifter requires python 3.9 or greater")
     exit(1)
 
 
@@ -165,8 +165,8 @@ def fill_connectors(projects, modules_path):
         # https://pypi.python.org/pypi?%3Aaction=list_classifiers
         'classifiers': [  # Optional
             'License :: OSI Approved :: Apache Software License',
-            'Programming Language :: Python :: 3.8',
             'Programming Language :: Python :: 3.9',
+            'Programming Language :: Python :: 3.10',
         ],
         'keywords': 'datasource stix translate transform transmit',  # Optional
         'packages': packages,  # Required