diff --git a/change/@fluentui-react-next-2020-09-18-14-27-02-details-list-focus.json b/change/@fluentui-react-next-2020-09-18-14-27-02-details-list-focus.json
new file mode 100644
index 00000000000000..d6b0967820d12b
--- /dev/null
+++ b/change/@fluentui-react-next-2020-09-18-14-27-02-details-list-focus.json
@@ -0,0 +1,8 @@
+{
+  "type": "prerelease",
+  "comment": "Add 'firstFocusableTarget' prop to FocusTrapZone",
+  "packageName": "@fluentui/react-next",
+  "email": "tmichon@microsoft.com",
+  "dependentChangeType": "patch",
+  "date": "2020-09-18T21:26:36.684Z"
+}
diff --git a/change/@fluentui-web-components-2020-09-18-14-27-02-details-list-focus.json b/change/@fluentui-web-components-2020-09-18-14-27-02-details-list-focus.json
new file mode 100644
index 00000000000000..cbf395dff6df7c
--- /dev/null
+++ b/change/@fluentui-web-components-2020-09-18-14-27-02-details-list-focus.json
@@ -0,0 +1,8 @@
+{
+  "type": "minor",
+  "comment": "Add 'firstFocusableTarget' prop to FocusTrapZone",
+  "packageName": "@fluentui/web-components",
+  "email": "tmichon@microsoft.com",
+  "dependentChangeType": "patch",
+  "date": "2020-09-18T21:27:02.870Z"
+}
diff --git a/change/@uifabric-utilities-2020-09-18-14-27-02-details-list-focus.json b/change/@uifabric-utilities-2020-09-18-14-27-02-details-list-focus.json
new file mode 100644
index 00000000000000..98b2cb15722ec8
--- /dev/null
+++ b/change/@uifabric-utilities-2020-09-18-14-27-02-details-list-focus.json
@@ -0,0 +1,8 @@
+{
+  "type": "patch",
+  "comment": "Make FocusTrapZone properly focus the first element of a FocusZone",
+  "packageName": "@uifabric/utilities",
+  "email": "tmichon@microsoft.com",
+  "dependentChangeType": "patch",
+  "date": "2020-09-18T21:26:51.071Z"
+}
diff --git a/change/office-ui-fabric-react-2020-09-18-14-27-02-details-list-focus.json b/change/office-ui-fabric-react-2020-09-18-14-27-02-details-list-focus.json
new file mode 100644
index 00000000000000..92e8ac1a6b0587
--- /dev/null
+++ b/change/office-ui-fabric-react-2020-09-18-14-27-02-details-list-focus.json
@@ -0,0 +1,8 @@
+{
+  "type": "minor",
+  "comment": "Add 'firstFocusableTarget' prop to FocusTrapZone",
+  "packageName": "office-ui-fabric-react",
+  "email": "tmichon@microsoft.com",
+  "dependentChangeType": "patch",
+  "date": "2020-09-18T21:26:30.843Z"
+}