diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83825c323970..2c1eb3ad038f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Hidden points and cuboids can be selected to be groupped (<https://github.com/opencv/cvat/pull/1874>)
 - `outside` annotations should not be in exported images (<https://github.com/opencv/cvat/issues/1620>)
 - `CVAT for video format` import error with interpolation (<https://github.com/opencv/cvat/issues/1893>)
+- `Image compression` definition mismatch (<https://github.com/opencv/cvat/issues/1900>)
 
 ### Security
 -
diff --git a/cvat-ui/src/components/create-task-page/advanced-configuration-form.tsx b/cvat-ui/src/components/create-task-page/advanced-configuration-form.tsx
index f97fa17e9639..b038408bf833 100644
--- a/cvat-ui/src/components/create-task-page/advanced-configuration-form.tsx
+++ b/cvat-ui/src/components/create-task-page/advanced-configuration-form.tsx
@@ -142,7 +142,7 @@ class AdvancedConfigurationForm extends React.PureComponent<Props> {
 
         return (
             <Form.Item label={<span>Image quality</span>}>
-                <Tooltip title='Defines image compression level'>
+                <Tooltip title='Defines image quality level'>
                     {form.getFieldDecorator('imageQuality', {
                         initialValue: 70,
                         rules: [{
diff --git a/cvat/apps/documentation/user_guide.md b/cvat/apps/documentation/user_guide.md
index 0a01c1d0df86..49af9663dd52 100644
--- a/cvat/apps/documentation/user_guide.md
+++ b/cvat/apps/documentation/user_guide.md
@@ -152,7 +152,7 @@ Go to the [Django administration panel](http://localhost:8080/admin). There you
 
     **Image Quality**. Use this option to specify quality of uploaded images.
     The option helps to load high resolution datasets faster.
-    Use the value from ``1`` (completely compressed images) to ``95`` (almost not compressed images).
+    Use the value from ``5`` (almost completely compressed images) to ``100`` (not compressed images).
 
     **Overlap Size**. Use this option to make overlapped segments.
     The option makes tracks continuous from one segment into another.