diff --git a/components/breadcrumb/style/index.less b/components/breadcrumb/style/index.less
index 357e943923..da0d4939c8 100644
--- a/components/breadcrumb/style/index.less
+++ b/components/breadcrumb/style/index.less
@@ -15,7 +15,7 @@
   }
 
   & > span:last-child {
-    font-weight: bold;
+    font-weight: 500;
     color: @text-color;
   }
 
diff --git a/components/cascader/style/index.less b/components/cascader/style/index.less
index 339a6c424f..f6202ff9e1 100644
--- a/components/cascader/style/index.less
+++ b/components/cascader/style/index.less
@@ -174,7 +174,7 @@
       &,
       &:hover {
         background: @background-color-base;
-        font-weight: bold;
+        font-weight: 600;
       }
     }
     &-expand {
diff --git a/components/select/style/index.less b/components/select/style/index.less
index bed8bce2eb..b0293b974f 100644
--- a/components/select/style/index.less
+++ b/components/select/style/index.less
@@ -488,7 +488,7 @@
         &,
         &:hover {
           background-color: @background-color-base;
-          font-weight: bold;
+          font-weight: 600;
           color: @text-color;
         }
       }
diff --git a/components/tree-select/style/index.less b/components/tree-select/style/index.less
index 99bf42c6b6..e1c1bd2bc1 100644
--- a/components/tree-select/style/index.less
+++ b/components/tree-select/style/index.less
@@ -21,7 +21,7 @@
     outline: 0;
     &.filter-node {
       > span {
-        font-weight: bold !important;
+        font-weight: 500;
       }
     }
     ul {
diff --git a/components/tree/style/index.less b/components/tree/style/index.less
index cc68c2f5f2..e75d3928fb 100644
--- a/components/tree/style/index.less
+++ b/components/tree/style/index.less
@@ -48,7 +48,7 @@
     &.filter-node {
       > span {
         color: @highlight-color !important;
-        font-weight: bold !important;
+        font-weight: 500 !important;
       }
     }
     ul {