diff --git a/frontend/src/styles/index.scss b/frontend/src/styles/index.scss
index 00ec60e2c7..9c91893a70 100644
--- a/frontend/src/styles/index.scss
+++ b/frontend/src/styles/index.scss
@@ -639,7 +639,7 @@ div:focus {
 .blackTheme .el-radio-button__inner {
   background-color: var(--TableBG);
   color: var(--TableColor);
-  border: var(--TableBorder);
+  border-color: var(--TableBorderColor);
 }
 
 .blackTheme .el-loading-mask {