diff --git a/README.md b/README.md
index 16216d74f..8278a51d7 100644
--- a/README.md
+++ b/README.md
@@ -12,19 +12,19 @@ Below are examples and a quickstart guide.  See the [Wiki](https://github.com/ig
 
 # Examples
  
-***[Alignments](https://igv.org/web/release/2.12.2/examples/cram-vcf.html)***
+***[Alignments](https://igv.org/web/release/2.12.3/examples/cram-vcf.html)***
 
-***[Interactions](https://igv.org/web/release/2.12.2/examples/interact.html)***
+***[Interactions](https://igv.org/web/release/2.12.3/examples/interact.html)***
 
-***[Copy number](https://igv.org/web/release/2.12.2/examples/copyNumber.html)***
+***[Copy number](https://igv.org/web/release/2.12.3/examples/copyNumber.html)***
 
-***[Multiple regions](https://igv.org/web/release/2.12.2/examples/multi-locus.html)***
+***[Multiple regions](https://igv.org/web/release/2.12.3/examples/multi-locus.html)***
 
-***[Mutation Annotation Format (MAF)](https://igv.org/web/release/2.12.2/examples/maf-tcga.html)***
+***[Mutation Annotation Format (MAF)](https://igv.org/web/release/2.12.3/examples/maf-tcga.html)***
 
-***[Variant color options](https://igv.org/web/release/2.12.2/examples/variant-colors.html)***
+***[Variant color options](https://igv.org/web/release/2.12.3/examples/variant-colors.html)***
 
-***[More](https://igv.org/web/release/2.12.2/examples/)***
+***[More](https://igv.org/web/release/2.12.3/examples/)***
 
  
 # Quickstart
@@ -33,18 +33,18 @@ Below are examples and a quickstart guide.  See the [Wiki](https://github.com/ig
 igv.js consists of a single javascript file with no external dependencies.  
 
 Pre-built files for ES5 (igv.min.js) and ES6 (igv.esm.min.js)
-can be downloaded from [https://cdn.jsdelivr.net/npm/igv@2.12.2/dist/](https://cdn.jsdelivr.net/npm/igv@2.12.2/dist/). 
+can be downloaded from [https://cdn.jsdelivr.net/npm/igv@2.12.3/dist/](https://cdn.jsdelivr.net/npm/igv@2.12.3/dist/). 
 
 To import igv as an ES6 module
 
 ```javascript
-import igv from "https://cdn.jsdelivr.net/npm/igv@2.12.2/dist/igv.esm.min.js"
+import igv from "https://cdn.jsdelivr.net/npm/igv@2.12.3/dist/igv.esm.min.js"
 ``` 
 
 Or as a script include (defines the "igv" global)
 
 ```html
-<script src="https://cdn.jsdelivr.net/npm/igv@2.12.2/dist/igv.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/igv@2.12.3/dist/igv.min.js"></script>
 ```   
  
 Alternatively you can install with npm  
diff --git a/dev/misc/offline.html b/dev/misc/offline.html
index b9315bc3a..76a9725f2 100644
--- a/dev/misc/offline.html
+++ b/dev/misc/offline.html
@@ -22,7 +22,14 @@
                 indexURL: '../../macFas5/macFas5.fa.fai'
             },
             loadDefaultGenomes: false,
-            locus: 'chr2:32,027,557-32,027,597'
+            locus: 'chr2:32,027,456-32,027,495',
+            tracks: [
+                {
+                    type: "sequence",
+                    order: -9007199254740991,
+                    frameTranslate: true
+                },
+            ]
         }
 
     igv.createBrowser(document.getElementById("container"), config)
diff --git a/js/version.js b/js/version.js
index 2d7334cf2..a8a034865 100644
--- a/js/version.js
+++ b/js/version.js
@@ -1,4 +1,4 @@
-const _version = "2.12.2"
+const _version = "2.12.3"
 function version() {
     return _version
 }
diff --git a/package.json b/package.json
index d25293702..3debf2cc5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "igv",
-  "version": "2.12.2",
+  "version": "2.12.3",
   "main": "dist/igv.esm.js",
   "browser": "dist/igv.js",
   "module": "dist/igv.esm.js",