diff --git a/pqs-common/common-echarts/src/main/java/com/njcn/echarts/util/DrawPicUtil.java b/pqs-common/common-echarts/src/main/java/com/njcn/echarts/util/DrawPicUtil.java
index 0a4782e60..96f538f1a 100644
--- a/pqs-common/common-echarts/src/main/java/com/njcn/echarts/util/DrawPicUtil.java
+++ b/pqs-common/common-echarts/src/main/java/com/njcn/echarts/util/DrawPicUtil.java
@@ -46,7 +46,7 @@ public class DrawPicUtil {
     private String drawPic(String option, int width, int height) {
         JSONObject jsonObject = new JSONObject();
         jsonObject.set("width", width == 0 ? 925 : width);
-        jsonObject.set("height", height == 0 ? 300 : width);
+        jsonObject.set("height", height == 0 ? 300 : height);
         jsonObject.set("option", JSONUtil.parseObj(option));
         ResponseEntity<String> picResult = RestTemplateUtil.post(URL, jsonObject, String.class);
         return Objects.requireNonNull(picResult.getBody()).indexOf("image/png") > 0 ? picResult.getBody() : "";