diff --git a/source/src/main/java/work/xuye/source/handler/SourceHandler.java b/source/src/main/java/work/xuye/source/handler/SourceHandler.java
index 3446dd8..a65bb5c 100644
--- a/source/src/main/java/work/xuye/source/handler/SourceHandler.java
+++ b/source/src/main/java/work/xuye/source/handler/SourceHandler.java
@@ -351,7 +351,7 @@ public class SourceHandler {
         if (ObjectUtils.isEmpty(headers)) {
             return;
         }
-        request.setHeaders(aclculationPlaceholderMap(request.getHeaders(), request));
+        request.setHeaders(calculationPlaceholderMap(request.getHeaders(), request));
     }
 
 
@@ -370,7 +370,7 @@ public class SourceHandler {
     /**
      * 计算占位符的值，并返回此map
      */
-    private Map<String, Object> aclculationPlaceholderMap(Map<String, Object> placeholderMap, HttpRequestParams request) {
+    private Map<String, Object> calculationPlaceholderMap(Map<String, Object> placeholderMap, HttpRequestParams request) {
 
         for (String key : placeholderMap.keySet()) {
             Object placeholderValue = placeholderMap.get(key);
@@ -389,7 +389,7 @@ public class SourceHandler {
         if (ObjectUtils.isEmpty(body)) {
             return;
         }
-        request.setBody(aclculationPlaceholderMap(request.getBody(), request));
+        request.setBody(calculationPlaceholderMap(request.getBody(), request));
 //        for (String key : body.keySet()) {
 //            Object value = body.get(key);
 //            Matcher matcher = RegexConstants.PLACEHOLDER_PATTERN.matcher(value.toString());
@@ -417,7 +417,7 @@ public class SourceHandler {
         }
 
 
-        aclculationPlaceholderMap(patternMap, request);
+        calculationPlaceholderMap(patternMap, request);
 //        Map<String, String> placeholderExpressions = request.getPlaceholderExpressions();