diff --git a/src/main/java/com/jmal/clouddisk/office/OfficeConfigService.java b/src/main/java/com/jmal/clouddisk/office/OfficeConfigService.java
index 05355d36..c4d511a8 100644
--- a/src/main/java/com/jmal/clouddisk/office/OfficeConfigService.java
+++ b/src/main/java/com/jmal/clouddisk/office/OfficeConfigService.java
@@ -54,7 +54,11 @@ public String createOfficeToken(final Map<String, Object> payloadClaims) {
     }
 
     public OfficeConfigDTO getOfficeConfig() {
-        return getOfficeConfigCache();
+        OfficeConfigDTO officeConfigDTO = getOfficeConfigCache();
+        if (StrUtil.isNotBlank(officeConfigDTO.getSecret())) {
+            officeConfigDTO.setSecret(VO_KEY);
+        }
+        return officeConfigDTO;
     }
 
     public void setOfficeConfig(OfficeConfigDTO officeConfigDTO) {
diff --git a/src/main/java/com/jmal/clouddisk/office/model/OfficeConfigDO.java b/src/main/java/com/jmal/clouddisk/office/model/OfficeConfigDO.java
index 59e1ec9a..4516ce06 100644
--- a/src/main/java/com/jmal/clouddisk/office/model/OfficeConfigDO.java
+++ b/src/main/java/com/jmal/clouddisk/office/model/OfficeConfigDO.java
@@ -2,7 +2,6 @@
 
 import cn.hutool.crypto.symmetric.SymmetricAlgorithm;
 import cn.hutool.crypto.symmetric.SymmetricCrypto;
-import com.jmal.clouddisk.office.OfficeConfigService;
 import lombok.Data;
 import org.springframework.data.mongodb.core.mapping.Document;
 
@@ -24,18 +23,6 @@ public class OfficeConfigDO {
 
     private List<String> format;
 
-    public OfficeConfigDTO toOfficeConfigDTO() {
-        OfficeConfigDTO officeConfigDTO = new OfficeConfigDTO();
-        officeConfigDTO.setDocumentServer(this.documentServer);
-        officeConfigDTO.setCallbackServer(this.callbackServer);
-        officeConfigDTO.setFormat(this.format);
-        officeConfigDTO.setTokenEnabled(this.tokenEnabled);
-        if (this.tokenEnabled) {
-            officeConfigDTO.setSecret(OfficeConfigService.VO_KEY);
-        }
-        return officeConfigDTO;
-    }
-
     public OfficeConfigDTO toOfficeConfigCache() {
         OfficeConfigDTO officeConfigDTO = new OfficeConfigDTO();
         officeConfigDTO.setDocumentServer(this.documentServer);