diff --git a/extensions/lesion-tracker/CHANGELOG.md b/extensions/lesion-tracker/CHANGELOG.md
new file mode 100644
index 000000000..cb902873f
--- /dev/null
+++ b/extensions/lesion-tracker/CHANGELOG.md
@@ -0,0 +1,11 @@
+# Change Log
+
+All notable changes to this project will be documented in this file.
+See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
+
+# 0.1.0 (2020-02-06)
+
+
+### Features
+
+* lesion-tracker extension ([#1420](https://github.com/OHIF/Viewers/issues/1420)) ([73e4409](https://github.com/OHIF/Viewers/commit/73e440968ce4699d081a9c9f2d21dd68095b3056))
diff --git a/extensions/lesion-tracker/package.json b/extensions/lesion-tracker/package.json
index ba4c5c4d9..52affee11 100644
--- a/extensions/lesion-tracker/package.json
+++ b/extensions/lesion-tracker/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ohif/extension-lesion-tracker",
-  "version": "0.0.1",
+  "version": "0.1.0",
   "description": "OHIF extension for Lesion Tracker",
   "author": "OHIF",
   "license": "MIT",
diff --git a/platform/viewer/CHANGELOG.md b/platform/viewer/CHANGELOG.md
index 9147bb874..c8128ed5b 100644
--- a/platform/viewer/CHANGELOG.md
+++ b/platform/viewer/CHANGELOG.md
@@ -3,6 +3,17 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+# [3.5.0](https://github.com/OHIF/Viewers/compare/@ohif/viewer@3.4.14...@ohif/viewer@3.5.0) (2020-02-06)
+
+
+### Features
+
+* lesion-tracker extension ([#1420](https://github.com/OHIF/Viewers/issues/1420)) ([73e4409](https://github.com/OHIF/Viewers/commit/73e440968ce4699d081a9c9f2d21dd68095b3056))
+
+
+
+
+
 ## [3.4.14](https://github.com/OHIF/Viewers/compare/@ohif/viewer@3.4.13...@ohif/viewer@3.4.14) (2020-02-06)
 
 **Note:** Version bump only for package @ohif/viewer
diff --git a/platform/viewer/package.json b/platform/viewer/package.json
index 34a532f68..17029c066 100644
--- a/platform/viewer/package.json
+++ b/platform/viewer/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ohif/viewer",
-  "version": "3.4.14",
+  "version": "3.5.0",
   "description": "OHIF Viewer",
   "author": "OHIF Contributors",
   "license": "MIT",
@@ -52,7 +52,7 @@
     "@ohif/extension-dicom-html": "^1.1.0",
     "@ohif/extension-dicom-microscopy": "^0.50.6",
     "@ohif/extension-dicom-pdf": "^1.0.1",
-    "@ohif/extension-lesion-tracker": "^0.0.1",
+    "@ohif/extension-lesion-tracker": "^0.1.0",
     "@ohif/extension-vtk": "^1.2.14",
     "@ohif/i18n": "^0.52.5",
     "@ohif/ui": "^1.1.9",