diff --git a/fe/fe-core/src/main/java/org/apache/doris/alter/AlterLightSchChangeHelper.java b/fe/fe-core/src/main/java/org/apache/doris/alter/AlterLightSchChangeHelper.java
index 29130934817582..67358b0a1e756f 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/alter/AlterLightSchChangeHelper.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/alter/AlterLightSchChangeHelper.java
@@ -252,6 +252,7 @@ public void updateTableMeta(AlterLightSchemaChangeInfo info) throws IllegalState
                 indexMeta.setMaxColUniqueId(schemaPair.first);
                 indexMeta.setSchema(schemaPair.second);
             }
+            olapTable.rebuildFullSchema();
         } catch (IOException e) {
             throw new IllegalStateException("fail to reset index schema", e);
         }