diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1fcb5b65c4..083e1fcd8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@
 
 ### Bugfix
 
+- Adding video thumbnail for the .mp4 extension @iFlameing.
+
 ### Internal
 
 ## 10.3.0 (2020-12-04)
diff --git a/src/components/manage/Blocks/Video/Edit.jsx b/src/components/manage/Blocks/Video/Edit.jsx
index 113e6fdd7d..81eeb1d0cb 100644
--- a/src/components/manage/Blocks/Video/Edit.jsx
+++ b/src/components/manage/Blocks/Video/Edit.jsx
@@ -253,6 +253,15 @@ class Edit extends Component {
                             : data.url
                         }
                         controls
+                        poster={
+                          data.preview_image
+                            ? isInternalURL(data.preview_image)
+                              ? `${flattenToAppURL(
+                                  data.preview_image,
+                                )}/@@images/image`
+                              : data.preview_image
+                            : ''
+                        }
                         type="video/mp4"
                       />
                     ) : (
diff --git a/src/components/manage/Blocks/Video/View.jsx b/src/components/manage/Blocks/Video/View.jsx
index b78fa5d8ef..088637dbe9 100644
--- a/src/components/manage/Blocks/Video/View.jsx
+++ b/src/components/manage/Blocks/Video/View.jsx
@@ -128,6 +128,15 @@ const View = ({ data }) => (
                         : data.url
                     }
                     controls
+                    poster={
+                      data.preview_image
+                        ? isInternalURL(data.preview_image)
+                          ? `${flattenToAppURL(
+                              data.preview_image,
+                            )}/@@images/image`
+                          : data.preview_image
+                        : ''
+                    }
                     type="video/mp4"
                   />
                 ) : (