diff --git a/packages/theme-chalk/src/page-header.scss b/packages/theme-chalk/src/page-header.scss
index 009bfeeacb..7e21b5d94e 100644
--- a/packages/theme-chalk/src/page-header.scss
+++ b/packages/theme-chalk/src/page-header.scss
@@ -27,6 +27,10 @@
       margin-right: 6px;
       display: flex;
       align-items: center;
+
+      .el-icon {
+        font-size: inherit;
+      }
     }
 
     @include e(title) {