diff --git a/src/main/java/cn/cloudowr/dict/Controller.java b/src/main/java/cn/cloudowr/dict/Controller.java
index 0a83777..4ce8caf 100644
--- a/src/main/java/cn/cloudowr/dict/Controller.java
+++ b/src/main/java/cn/cloudowr/dict/Controller.java
@@ -75,7 +75,7 @@ public class Controller extends com.jfinal.core.Controller{
         String[] keysToUnset = getParaValues("keys");
         List<Bson> ops = new ArrayList<>();
 
-        if (action.equals("unset")) {
+        if ("unset".equals(action)) {
             for (String key : keysToUnset) {
                 if (key.equals("id")) continue;
                 ops.add(Updates.unset(key));
@@ -84,7 +84,7 @@ public class Controller extends com.jfinal.core.Controller{
             Map<String, String[]> paraMap = getParaMap();
 
             paraMap.forEach((key, arr) -> {
-                if (!key.equals("id")) {
+                if (!"id".equals(key) && !"action".equals(key)) {
                     ops.add(Updates.set(key, arr[0]));
                 }
             });