diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index bd54e9943..e484bc0f9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,7 +11,7 @@ jobs:
     name: Test schemaspy
     services:
       postgres:
-        image: postgres:15.3
+        image: postgres:15.4
         env:
           POSTGRES_USER: test_user
           POSTGRES_PASSWORD: test_user_password
diff --git a/docs/index.html b/docs/index.html
index b56b6b731..f742ae533 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -49,7 +49,7 @@
                 <section class="content-header">
                     <div class="callout callout-info">
                         <h4>SchemaSpy Analysis of testdb</h4>
-                        <p>Generated on Fri Jun 23 21:05 GMT 2023</p>
+                        <p>Generated on Fri Aug 11 23:13 GMT 2023</p>
                     </div>
                 </section>
                 <!-- Main content -->
@@ -60,7 +60,7 @@ <h3 class="box-title">Database Properties</h3>
                             <span class="label label-primary pull-right"><i class="fa fa-cog fa-2x"></i></span>
                         </div><!-- /.box-header -->
                         <div class="box-body">
-                            <p>Database Type: PostgreSQL - 15.3 (Debian 15.3-1.pgdg120+1)</p>
+                            <p>Database Type: PostgreSQL - 15.4 (Debian 15.4-1.pgdg120+1)</p>
                         </div><!-- /.box-body -->
                     </div>
                     <div class="box box-primary">
diff --git a/docs/information_schema/index.html b/docs/information_schema/index.html
index 599ad6aaa..ce60bd972 100644
--- a/docs/information_schema/index.html
+++ b/docs/information_schema/index.html
@@ -78,7 +78,7 @@ <h1>Tables</h1><br />
                         <div class="col-md-12">
                             <div class="callout callout-info">
                                 <h4>SchemaSpy Analysis of testdb</h4>
-                                <p>Generated on Fri Jun 23 21:05 GMT 2023</p>
+                                <p>Generated on Fri Aug 11 23:13 GMT 2023</p>
                             </div>
                         </div>
                     </div>
@@ -168,7 +168,7 @@ <h3 class="box-title">Database Properties</h3>
                             <span class="label label-primary pull-right"><i class="fa fa-cog fa-2x"></i></span>
                         </div><!-- /.box-header -->
                         <div class="box-body">
-                            <p>Database Type: PostgreSQL - 15.3 (Debian 15.3-1.pgdg120+1)</p>
+                            <p>Database Type: PostgreSQL - 15.4 (Debian 15.4-1.pgdg120+1)</p>
                         </div><!-- /.box-body -->
                     </div>
                     <div class="box box-primary">
diff --git a/docs/information_schema/info-html.txt b/docs/information_schema/info-html.txt
index 91fbdda61..112366fe4 100644
--- a/docs/information_schema/info-html.txt
+++ b/docs/information_schema/info-html.txt
@@ -1,5 +1,5 @@
-date=2023-06-23 21:05:07+0000
-os=Linux 5.15.0-1040-azure
+date=2023-08-11 23:13:17+0000
+os=Linux 5.15.0-1042-azure
 schemaspy-version=6.1.1-SNAPSHOT
 schemaspy-build=6.1.1-SNAPSHOT.41 2022-10-29 22:04:50
 renderer=Graphviz dot 2.47.1 
diff --git a/docs/pg_catalog/index.html b/docs/pg_catalog/index.html
index 6182a8a06..e6cbb8d70 100644
--- a/docs/pg_catalog/index.html
+++ b/docs/pg_catalog/index.html
@@ -78,7 +78,7 @@ <h1>Tables</h1><br />
                         <div class="col-md-12">
                             <div class="callout callout-info">
                                 <h4>SchemaSpy Analysis of testdb</h4>
-                                <p>Generated on Fri Jun 23 21:05 GMT 2023</p>
+                                <p>Generated on Fri Aug 11 23:13 GMT 2023</p>
                             </div>
                         </div>
                     </div>
@@ -168,7 +168,7 @@ <h3 class="box-title">Database Properties</h3>
                             <span class="label label-primary pull-right"><i class="fa fa-cog fa-2x"></i></span>
                         </div><!-- /.box-header -->
                         <div class="box-body">
-                            <p>Database Type: PostgreSQL - 15.3 (Debian 15.3-1.pgdg120+1)</p>
+                            <p>Database Type: PostgreSQL - 15.4 (Debian 15.4-1.pgdg120+1)</p>
                         </div><!-- /.box-body -->
                     </div>
                     <div class="box box-primary">
diff --git a/docs/pg_catalog/info-html.txt b/docs/pg_catalog/info-html.txt
index af65f21cb..99a411574 100644
--- a/docs/pg_catalog/info-html.txt
+++ b/docs/pg_catalog/info-html.txt
@@ -1,5 +1,5 @@
-date=2023-06-23 21:05:09+0000
-os=Linux 5.15.0-1040-azure
+date=2023-08-11 23:13:18+0000
+os=Linux 5.15.0-1042-azure
 schemaspy-version=6.1.1-SNAPSHOT
 schemaspy-build=6.1.1-SNAPSHOT.41 2022-10-29 22:04:50
 renderer=Graphviz dot 2.47.1 
diff --git a/docs/public/columns.html b/docs/public/columns.html
index 60182e336..b7f3a5a5e 100644
--- a/docs/public/columns.html
+++ b/docs/public/columns.html
@@ -116,9 +116,9 @@ <h3 class="box-title">Columns</h3>
         "tableType": "Table",
         "keyClass": "indexedColumn",
         "keyTitle": "Indexed",
-        "name": "<i class='fa fa-sitemap fa-rotate-120' style='padding-right: 5px;'><\/i>username",
+        "name": "<i class='fa fa-sitemap fa-rotate-120' style='padding-right: 5px;'><\/i>email",
         "type": "varchar",
-        "length": 50,
+        "length": 255,
         "nullable": "",
         "autoUpdated": "",
         "defaultValue": "null",
@@ -130,10 +130,10 @@ <h3 class="box-title">Columns</h3>
         "tableType": "Table",
         "keyClass": "",
         "keyTitle": "",
-        "name": "last_login",
+        "name": "created_on",
         "type": "timestamp",
         "length": 29,
-        "nullable": "√",
+        "nullable": "",
         "autoUpdated": "",
         "defaultValue": "null",
         "comments": ""
@@ -142,12 +142,12 @@ <h3 class="box-title">Columns</h3>
         "tableName": "accounts",
         "tableFileName": "accounts",
         "tableType": "Table",
-        "keyClass": "indexedColumn",
-        "keyTitle": "Indexed",
-        "name": "<i class='fa fa-sitemap fa-rotate-120' style='padding-right: 5px;'><\/i>email",
-        "type": "varchar",
-        "length": 255,
-        "nullable": "",
+        "keyClass": "",
+        "keyTitle": "",
+        "name": "last_login",
+        "type": "timestamp",
+        "length": 29,
+        "nullable": "√",
         "autoUpdated": "",
         "defaultValue": "null",
         "comments": ""
@@ -156,9 +156,9 @@ <h3 class="box-title">Columns</h3>
         "tableName": "accounts",
         "tableFileName": "accounts",
         "tableType": "Table",
-        "keyClass": "",
-        "keyTitle": "",
-        "name": "password",
+        "keyClass": "indexedColumn",
+        "keyTitle": "Indexed",
+        "name": "<i class='fa fa-sitemap fa-rotate-120' style='padding-right: 5px;'><\/i>username",
         "type": "varchar",
         "length": 50,
         "nullable": "",
@@ -186,9 +186,9 @@ <h3 class="box-title">Columns</h3>
         "tableType": "Table",
         "keyClass": "",
         "keyTitle": "",
-        "name": "created_on",
-        "type": "timestamp",
-        "length": 29,
+        "name": "password",
+        "type": "varchar",
+        "length": 50,
         "nullable": "",
         "autoUpdated": "",
         "defaultValue": "null",
diff --git a/docs/public/index.html b/docs/public/index.html
index 56d014882..b9998ff7f 100644
--- a/docs/public/index.html
+++ b/docs/public/index.html
@@ -78,7 +78,7 @@ <h1>Tables</h1><br />
                         <div class="col-md-12">
                             <div class="callout callout-info">
                                 <h4>SchemaSpy Analysis of testdb</h4>
-                                <p>Generated on Fri Jun 23 21:05 GMT 2023</p>
+                                <p>Generated on Fri Aug 11 23:13 GMT 2023</p>
                             </div>
                         </div>
                     </div>
@@ -168,7 +168,7 @@ <h3 class="box-title">Database Properties</h3>
                             <span class="label label-primary pull-right"><i class="fa fa-cog fa-2x"></i></span>
                         </div><!-- /.box-header -->
                         <div class="box-body">
-                            <p>Database Type: PostgreSQL - 15.3 (Debian 15.3-1.pgdg120+1)</p>
+                            <p>Database Type: PostgreSQL - 15.4 (Debian 15.4-1.pgdg120+1)</p>
                         </div><!-- /.box-body -->
                     </div>
                     <div class="box box-primary">
diff --git a/docs/public/info-html.txt b/docs/public/info-html.txt
index 0128138e9..6ac7325a9 100644
--- a/docs/public/info-html.txt
+++ b/docs/public/info-html.txt
@@ -1,5 +1,5 @@
-date=2023-06-23 21:05:10+0000
-os=Linux 5.15.0-1040-azure
+date=2023-08-11 23:13:19+0000
+os=Linux 5.15.0-1042-azure
 schemaspy-version=6.1.1-SNAPSHOT
 schemaspy-build=6.1.1-SNAPSHOT.41 2022-10-29 22:04:50
 renderer=Graphviz dot 2.47.1 
diff --git a/docs/public/testdb.public.xml b/docs/public/testdb.public.xml
index 551ab1c84..27b9ba6da 100644
--- a/docs/public/testdb.public.xml
+++ b/docs/public/testdb.public.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?><database name="testdb" schema="public" type="PostgreSQL - 15.3 (Debian 15.3-1.pgdg120+1)">
+<?xml version="1.0" encoding="UTF-8"?><database name="testdb" schema="public" type="PostgreSQL - 15.4 (Debian 15.4-1.pgdg120+1)">
    <sequences>
       <sequence increment="1" name="accounts_user_id_seq" startValue="1"/>
    </sequences>