diff --git a/.changelog/3105.txt b/.changelog/3105.txt
new file mode 100644
index 0000000000..09f6e274cc
--- /dev/null
+++ b/.changelog/3105.txt
@@ -0,0 +1,3 @@
+```release-note:enhancement
+data-source/tencentcloud_eb_bus: fix `connection_briefs` and `target_briefs` write to state failed
+```
diff --git a/tencentcloud/services/eb/data_source_tc_eb_bus.go b/tencentcloud/services/eb/data_source_tc_eb_bus.go
index 160560fcf1..87add8cc73 100644
--- a/tencentcloud/services/eb/data_source_tc_eb_bus.go
+++ b/tencentcloud/services/eb/data_source_tc_eb_bus.go
@@ -247,7 +247,7 @@ func dataSourceTencentCloudEbBusRead(d *schema.ResourceData, meta interface{}) e
 					connectionBriefsList = append(connectionBriefsList, connectionBriefsMap)
 				}
 
-				eventBusMap["connection_briefs"] = []interface{}{connectionBriefsList}
+				eventBusMap["connection_briefs"] = connectionBriefsList
 			}
 
 			if eventBus.TargetBriefs != nil {
@@ -266,7 +266,7 @@ func dataSourceTencentCloudEbBusRead(d *schema.ResourceData, meta interface{}) e
 					targetBriefsList = append(targetBriefsList, targetBriefsMap)
 				}
 
-				eventBusMap["target_briefs"] = []interface{}{targetBriefsList}
+				eventBusMap["target_briefs"] = targetBriefsList
 			}
 
 			ids = append(ids, *eventBus.EventBusId)