diff --git a/common/changes/@visactor/vchart/fix-theme-smooth-grid-not-work_2024-05-29-09-15.json b/common/changes/@visactor/vchart/fix-theme-smooth-grid-not-work_2024-05-29-09-15.json
new file mode 100644
index 0000000000..6e928c04dd
--- /dev/null
+++ b/common/changes/@visactor/vchart/fix-theme-smooth-grid-not-work_2024-05-29-09-15.json
@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@visactor/vchart",
+      "comment": "fix: `polarAxis.grid.smooth` not work in theme configuratio",
+      "type": "none"
+    }
+  ],
+  "packageName": "@visactor/vchart"
+}
\ No newline at end of file
diff --git a/packages/vchart/src/chart/radar/radar-transformer.ts b/packages/vchart/src/chart/radar/radar-transformer.ts
index e66449f006..734e955730 100644
--- a/packages/vchart/src/chart/radar/radar-transformer.ts
+++ b/packages/vchart/src/chart/radar/radar-transformer.ts
@@ -39,7 +39,7 @@ export class RadarChartSpecTransformer<
           }
         });
         if (!axis.grid) {
-          axis.grid = { visible: true, smooth: true };
+          axis.grid = { visible: true };
         }
       }
     });