diff --git a/CHANGELOG.md b/CHANGELOG.md
index b6a6eaa2..3ad808be 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,6 +28,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Export of instance masks with holes (<https://github.com/openvinotoolkit/cvat/pull/3044>)
 - Changing a label on canvas does not work when 'Show object details' enabled (<https://github.com/openvinotoolkit/cvat/pull/3084>)
+- Make sure frame unzip web worker correctly terminates after unzipping all images in a requested chunk (<https://github.com/openvinotoolkit/cvat/pull/3096>)
 
 ### Security
 
diff --git a/cvat-core/package-lock.json b/cvat-core/package-lock.json
index 644895f5..f9c5f1c1 100644
--- a/cvat-core/package-lock.json
+++ b/cvat-core/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "cvat-core",
-  "version": "3.12.0",
+  "version": "3.12.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/cvat-core/package.json b/cvat-core/package.json
index e0453e8e..dcd6aaf9 100644
--- a/cvat-core/package.json
+++ b/cvat-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cvat-core",
-  "version": "3.12.0",
+  "version": "3.12.1",
   "description": "Part of Computer Vision Tool which presents an interface for client-side integration",
   "main": "babel.config.js",
   "scripts": {
diff --git a/cvat-core/src/frames.js b/cvat-core/src/frames.js
index 4f029a3f..bd1009ef 100644
--- a/cvat-core/src/frames.js
+++ b/cvat-core/src/frames.js
@@ -286,7 +286,7 @@
                                 if (nextChunkNumber * chunkSize < this.stopFrame) {
                                     provider.setReadyToLoading(nextChunkNumber);
                                     const nextStart = nextChunkNumber * chunkSize;
-                                    const nextStop = (nextChunkNumber + 1) * chunkSize - 1;
+                                    const nextStop = Math.min(this.stopFrame, (nextChunkNumber + 1) * chunkSize - 1);
                                     if (!provider.isChunkCached(nextStart, nextStop)) {
                                         if (!frameDataCache[this.tid].activeChunkRequest) {
                                             frameDataCache[this.tid].activeChunkRequest = {