diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index cf4fa92..4c9263c 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.7", "3.8", "3.9", "3.10"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
         include:
           - os: ubuntu-20.04
             python-version: "3.7"
diff --git a/copydetect/__init__.py b/copydetect/__init__.py
index 53b8df3..ee80699 100644
--- a/copydetect/__init__.py
+++ b/copydetect/__init__.py
@@ -1,3 +1,3 @@
-__version__ = "0.4.6"
+__version__ = "0.4.7"
 
 from .detector import CopyDetector, CodeFingerprint, compare_files
diff --git a/copydetect/data/__init__.py b/copydetect/data/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/copydetect/detector.py b/copydetect/detector.py
index 43afc57..cfc5b48 100644
--- a/copydetect/detector.py
+++ b/copydetect/detector.py
@@ -7,7 +7,7 @@
 import time
 import logging
 import webbrowser
-import pkg_resources
+import importlib.resources
 import io
 import base64
 import json
@@ -17,6 +17,7 @@
 import matplotlib.pyplot as plt
 from jinja2 import Template
 
+import copydetect.data as data_files
 from .utils import (filter_code, highlight_overlap, get_copied_slices,
                     get_document_fingerprints, find_fingerprint_overlap,
                     get_token_coverage)
@@ -541,7 +542,6 @@ def generate_html_report(self, output_mode="save"):
             return
 
         code_list = self.get_copied_code_list()
-        data_dir = pkg_resources.resource_filename('copydetect', 'data/')
 
         plot_mtx = np.copy(self.similarity_matrix[:,:,0])
         plot_mtx[plot_mtx == -1] = np.nan
@@ -564,7 +564,9 @@ def generate_html_report(self, output_mode="save"):
         plt.close()
 
         # render template with jinja and save as html
-        with open(data_dir + "report.html", encoding="utf-8") as template_fp:
+        with importlib.resources.open_text(
+            data_files, "report.html", encoding="utf-8"
+        ) as template_fp:
             template = Template(template_fp.read())
 
         flagged = self.similarity_matrix[:,:,0] > self.conf.display_t
diff --git a/setup.py b/setup.py
index d8d2cb0..fc6efc5 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@
 setup(name="copydetect",
       author="Bryson Lingenfelter",
       author_email="blingenfelter@nevada.unr.edu",
-      version="0.4.5",
+      version="0.4.7",
       description="Code plagiarism detection tool",
       long_description=readme,
       long_description_content_type="text/markdown",
@@ -30,6 +30,8 @@
           "Programming Language :: Python :: 3.8",
           "Programming Language :: Python :: 3.9",
           "Programming Language :: Python :: 3.10",
+          "Programming Language :: Python :: 3.11",
+          "Programming Language :: Python :: 3.12",
           "Programming Language :: Python :: 3 :: Only",
           "License :: OSI Approved :: MIT License",
           "Operating System :: OS Independent",