diff --git a/src/libs/github/models/issue.py b/src/libs/github/models/issue.py
index 855395f..9c82bd6 100644
--- a/src/libs/github/models/issue.py
+++ b/src/libs/github/models/issue.py
@@ -4,7 +4,7 @@
 @Author         : yanyongyu
 @Date           : 2021-03-11 16:57:04
 @LastEditors    : yanyongyu
-@LastEditTime   : 2021-08-20 23:24:08
+@LastEditTime   : 2021-08-20 23:32:41
 @Description    : None
 @GitHub         : https://github.com/yanyongyu
 """
@@ -23,7 +23,7 @@ from .comment import Comment
 from .timeline import (
     TimelineEvent, TimelineEventCommited, TimelineEventForcePushed,
     TimelineEventHeadDeleted, TimelineEventReferenced, TimelineEventCommented,
-    TimelineEventCommentDeleted, TimelineEventMentioned,
+    TimelineEventCommentDeleted, TimelineEventAssigned, TimelineEventMentioned,
     TimelineEventSubscribed, TimelineEventUnsubscribed, TimelineEventReviewed,
     TimelineEventReviewRequested, TimelineEventReviewRemoved,
     TimelineEventReviewDismissed, TimelineEventRenamed, TimelineEventLabeled,
@@ -102,13 +102,14 @@ class Issue(BaseModel):
             Union[TimelineEventCommited, TimelineEventForcePushed,
                   TimelineEventHeadDeleted, TimelineEventReferenced,
                   TimelineEventCommented, TimelineEventCommentDeleted,
-                  TimelineEventMentioned, TimelineEventSubscribed,
-                  TimelineEventUnsubscribed, TimelineEventReviewed,
-                  TimelineEventReviewRequested, TimelineEventReviewRemoved,
-                  TimelineEventReviewDismissed, TimelineEventRenamed,
-                  TimelineEventLabeled, TimelineEventUnlabeled,
-                  TimelineEventMerged, TimelineEventDeployed,
-                  TimelineEventClosed, TimelineEventAddedToProject,
+                  TimelineEventAssigned, TimelineEventMentioned,
+                  TimelineEventSubscribed, TimelineEventUnsubscribed,
+                  TimelineEventReviewed, TimelineEventReviewRequested,
+                  TimelineEventReviewRemoved, TimelineEventReviewDismissed,
+                  TimelineEventRenamed, TimelineEventLabeled,
+                  TimelineEventUnlabeled, TimelineEventMerged,
+                  TimelineEventDeployed, TimelineEventClosed,
+                  TimelineEventAddedToProject,
                   TimelineEventMovedColumnsInProject,
                   TimelineEventRemovedFromProject, TimelineEventMilestoned,
                   TimelineEventDemilestoned, TimelineEvent],
diff --git a/src/libs/github/models/timeline.py b/src/libs/github/models/timeline.py
index fe959dd..1933c60 100644
--- a/src/libs/github/models/timeline.py
+++ b/src/libs/github/models/timeline.py
@@ -4,7 +4,7 @@
 @Author         : yanyongyu
 @Date           : 2021-05-14 00:57:33
 @LastEditors    : yanyongyu
-@LastEditTime   : 2021-08-20 23:23:33
+@LastEditTime   : 2021-08-20 23:31:52
 @Description    : None
 @GitHub         : https://github.com/yanyongyu
 """
@@ -131,6 +131,20 @@ class TimelineEventCommentDeleted(TimelineEvent):
     created_at: datetime
 
 
+# Issue assigned to Person
+class TimelineEventAssigned(TimelineEvent):
+    type: Literal["assigned"]
+    id: int
+    node_id: str
+    url: str
+    actor: Actor
+    commit_id: Optional[str]
+    commit_url: Optional[str]
+    created_at: datetime
+    assignee: Actor
+    assigner: Actor
+
+
 # Issue Mentioned Person
 class TimelineEventMentioned(TimelineEvent):
     event: Literal["mentioned"]
diff --git a/src/plugins/github/libs/issue/templates/assigned.html b/src/plugins/github/libs/issue/templates/assigned.html
new file mode 100644
index 0000000..3a8989a
--- /dev/null
+++ b/src/plugins/github/libs/issue/templates/assigned.html
@@ -0,0 +1,52 @@
+<!--
+ * @Author         : yanyongyu
+ * @Date           : 2021-08-20 23:33:46
+ * @LastEditors    : yanyongyu
+ * @LastEditTime   : 2021-08-20 23:37:56
+ * @Description    : None
+ * @GitHub         : https://github.com/yanyongyu
+-->
+
+<div class="TimelineItem">
+  <div class="TimelineItem-badge">
+    <svg
+      aria-hidden="true"
+      height="16"
+      viewBox="0 0 16 16"
+      version="1.1"
+      width="16"
+      data-view-component="true"
+      class="octicon octicon-person"
+    >
+      <path
+        fill-rule="evenodd"
+        d="M10.5 5a2.5 2.5 0 11-5 0 2.5 2.5 0 015 0zm.061 3.073a4 4 0 10-5.123 0 6.004 6.004 0 00-3.431 5.142.75.75 0 001.498.07 4.5 4.5 0 018.99 0 .75.75 0 101.498-.07 6.005 6.005 0 00-3.432-5.142z"
+      ></path>
+    </svg>
+  </div>
+  <div class="TimelineItem-body">
+    {% set self_request = event.assigner.login == event.assignee.login %}
+    <a class="d-inline-block">
+      <img
+        class="avatar avatar-user"
+        height="20"
+        width="20"
+        src="{{ event.assigner.avatar_url }}"
+      />
+    </a>
+    <a class="author Link--primary text-bold">
+      {{ event.assigner.login|escape }}
+    </a>
+    <!-- prettier-ignore -->
+    {% if self_request -%}
+    self-assigned this
+    {%- else -%}
+    assigned
+    <a class="author Link--primary text-bold">
+      {{ event.assignee.login|escape }}
+    </a>
+    <!-- prettier-ignore -->
+    {%- endif %}
+    <a class="Link--secondary">{{ event.created_at|relative_time }}</a>
+  </div>
+</div>
diff --git a/src/plugins/github/libs/issue/templates/issue.html b/src/plugins/github/libs/issue/templates/issue.html
index 0beb683..6977149 100644
--- a/src/plugins/github/libs/issue/templates/issue.html
+++ b/src/plugins/github/libs/issue/templates/issue.html
@@ -2,7 +2,7 @@
  * @Author         : yanyongyu
  * @Date           : 2021-05-14 17:11:26
  * @LastEditors    : yanyongyu
- * @LastEditTime   : 2021-08-20 23:25:47
+ * @LastEditTime   : 2021-08-20 23:33:11
  * @Description    : None
  * @GitHub         : https://github.com/yanyongyu
 -->
@@ -36,6 +36,9 @@
               {% elif event|classname == "TimelineEventCommentDeleted" -%}
               {% include "comment-delete.html" %}
 
+              {% elif event|classname == "TimelineEventAssigned" -%}
+              {% include "assigned.html" %}
+
               {% elif event|classname == "TimelineEventCommited" -%}
               {% include "commit.html" %}