diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9d34b7e..75ffe40 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,13 +7,16 @@ on:
   pull_request:
     branches:
       - master
+  schedule:
+    - cron: '00 12 * * 1' # Runs every Monday at 8:00 AM EST
 
 jobs:
   Test:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: [3.6, 3.7, 3.8, 3.9]
+        python-version: ["3.7", "3.8", "3.9", "3.10"]
+        os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index af558b6..5b1389e 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -2,6 +2,12 @@
 CHANGELOG
 =========
 
+-------------------------------------------------------------------------------
+April 21, 2023 1.3.3
+-------------------------------------------------------------------------------
+
+- Fixed Pandas deprecated function.
+
 -------------------------------------------------------------------------------
 Feb 09, 2022 1.3.2
 -------------------------------------------------------------------------------
diff --git a/README.md b/README.md
index de02955..d6d7da4 100644
--- a/README.md
+++ b/README.md
@@ -151,7 +151,7 @@ print('F1 score is', f1_score.get_score(predictions, labels))
 
 ## Installation
 
-Jurity requires **Python 3.6+** and can be installed from PyPI using ``pip install jurity`` or by building from source as shown in [installation instructions](https://fidelity.github.io/jurity/installation.html).
+Jurity requires **Python 3.7+** and can be installed from PyPI using ``pip install jurity`` or by building from source as shown in [installation instructions](https://fidelity.github.io/jurity/install.html).
 
 ## Support
 Please submit bug reports and feature requests as [Issues](https://github.com/fidelity/jurity/issues).
diff --git a/docs/_static/documentation_options.js b/docs/_static/documentation_options.js
index 9da954c..a20ae57 100644
--- a/docs/_static/documentation_options.js
+++ b/docs/_static/documentation_options.js
@@ -1,6 +1,6 @@
 var DOCUMENTATION_OPTIONS = {
     URL_ROOT: document.getElementById("documentation_options").getAttribute('data-url_root'),
-    VERSION: '1.3.2',
+    VERSION: '1.3.3',
     LANGUAGE: 'None',
     COLLAPSE_INDEX: false,
     BUILDER: 'html',
diff --git a/docs/about_fairness.html b/docs/about_fairness.html
index 96a7f72..4056662 100644
--- a/docs/about_fairness.html
+++ b/docs/about_fairness.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>About Algorithmic Fairness &mdash; Jurity 1.3.2 documentation</title>
+  <title>About Algorithmic Fairness &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
   <!--[if lt IE 9]>
diff --git a/docs/about_reco.html b/docs/about_reco.html
index 96d768e..0b15fd0 100644
--- a/docs/about_reco.html
+++ b/docs/about_reco.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>About Recommenders Metrics &mdash; Jurity 1.3.2 documentation</title>
+  <title>About Recommenders Metrics &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
   <!--[if lt IE 9]>
diff --git a/docs/api.html b/docs/api.html
index d88fe7b..c1466a5 100644
--- a/docs/api.html
+++ b/docs/api.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Jurity Public API &mdash; Jurity 1.3.2 documentation</title>
+  <title>Jurity Public API &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
   <!--[if lt IE 9]>
diff --git a/docs/genindex.html b/docs/genindex.html
index c68b81c..da66c33 100644
--- a/docs/genindex.html
+++ b/docs/genindex.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Index &mdash; Jurity 1.3.2 documentation</title>
+  <title>Index &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
   <!--[if lt IE 9]>
diff --git a/docs/index.html b/docs/index.html
index 88328ab..ad498ae 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Jurity: Fairness &amp; Evaluation Library &mdash; Jurity 1.3.2 documentation</title>
+  <title>Jurity: Fairness &amp; Evaluation Library &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
   <!--[if lt IE 9]>
diff --git a/docs/install.html b/docs/install.html
index 6cda300..79c0ca3 100644
--- a/docs/install.html
+++ b/docs/install.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Installation &mdash; Jurity 1.3.2 documentation</title>
+  <title>Installation &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
   <!--[if lt IE 9]>
diff --git a/docs/py-modindex.html b/docs/py-modindex.html
index f8f1ccf..ad69623 100644
--- a/docs/py-modindex.html
+++ b/docs/py-modindex.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Python Module Index &mdash; Jurity 1.3.2 documentation</title>
+  <title>Python Module Index &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
   <!--[if lt IE 9]>
diff --git a/docs/quick.html b/docs/quick.html
index 87a4e08..de61bf5 100644
--- a/docs/quick.html
+++ b/docs/quick.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" />
 
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Quick Start &mdash; Jurity 1.3.2 documentation</title>
+  <title>Quick Start &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
   <!--[if lt IE 9]>
diff --git a/docs/search.html b/docs/search.html
index fff7a31..ddc17af 100644
--- a/docs/search.html
+++ b/docs/search.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Search &mdash; Jurity 1.3.2 documentation</title>
+  <title>Search &mdash; Jurity 1.3.3 documentation</title>
       <link rel="stylesheet" href="_static/pygments.css" type="text/css" />
       <link rel="stylesheet" href="_static/css/theme.css" type="text/css" />
     
diff --git a/jurity/_version.py b/jurity/_version.py
index 63b998c..d3ca1f1 100644
--- a/jurity/_version.py
+++ b/jurity/_version.py
@@ -2,4 +2,4 @@
 # Copyright FMR LLC <opensource@fidelity.com>
 # SPDX-License-Identifier: Apache-2.0
 
-__version__ = "1.3.2"
+__version__ = "1.3.3"
diff --git a/jurity/fairness/__init__.py b/jurity/fairness/__init__.py
index 8cbafa6..1915d17 100644
--- a/jurity/fairness/__init__.py
+++ b/jurity/fairness/__init__.py
@@ -82,11 +82,9 @@ def get_all_scores(labels: Union[List, np.ndarray, pd.Series],
             if score is None:
                 score = np.nan
             score = np.round(score, 3)
-            df = df.append({"Metric": instance.name,
-                            "Value": score,
-                            "Lower Bound": instance.lower_bound,
-                            "Ideal Value": instance.ideal_value,
-                            "Upper Bound": instance.upper_bound}, ignore_index=True)
+            df = pd.concat([df, pd.DataFrame(
+                [[instance.name, score, instance.ideal_value, instance.lower_bound, instance.upper_bound]],
+                columns=df.columns)], axis=0, ignore_index=True)
 
         df = df.set_index("Metric")
 
@@ -158,7 +156,7 @@ def get_all_scores(predictions: Union[List, np.ndarray, pd.Series],
             append_dict["Ideal Value"] = multi_instance.ideal_value
             append_dict["Upper Bound"] = multi_instance.upper_bound
 
-            df = df.append(append_dict, ignore_index=True)
+            df = pd.concat([df, pd.DataFrame([append_dict])], ignore_index=True)
 
         df = df.set_index("Metric")
         return df