diff --git a/src/common/Api/LeCoffreApi/sdk/DocumentTypeService.ts b/src/common/Api/LeCoffreApi/sdk/DocumentTypeService.ts
index 6bab2586..40995ba6 100644
--- a/src/common/Api/LeCoffreApi/sdk/DocumentTypeService.ts
+++ b/src/common/Api/LeCoffreApi/sdk/DocumentTypeService.ts
@@ -63,106 +63,55 @@ export default class DocumentTypeService extends AbstractService {
     });
   }
 
-  public static getDocumentTypes(callback: (processes: any[]) => void): void { 
+  public static getDocumentTypes(callback: (processes: Record<string, any>) => void): void { 
     // Check if we have valid cache
-    const items: any[] = this.getItems('_document_types_');
-    if (items.length > 0) {
-      setTimeout(() => callback([...items]), 0);
+    const items: Record<string, any> = this.getItems('_document_types_');
+    if (Object.keys(items).length > 0) {
+      setTimeout(() => callback(items), 0);
     }
     
-    this.messageBus.getProcessesDecoded((values: any) => {
+    this.messageBus.getProcessesDecoded((_processId: string, values: any) => {
       return values['utype'] === 'documentType'
         && values['isDeleted'] === 'false';
-    }).then(async (processes: any) => {
-      if (processes.length === 0) {
-        callback([...items]);
+    }).then(async (processes: Record<string, any>) => {
+      if (Object.keys(processes).length === 0) {
+        callback(items);
         return;
       }
 
-      const updatedItems: any[] = [...items];
+      const updatedItems: Record<string, any> = { ...items };
 
-      for (let processIndex = 0; processIndex < processes.length; processIndex++) {
-        const process = processes[processIndex];
-        
+      for (const [processId, process] of Object.entries(processes)) { 
         // Update cache
-        this.setItem('_document_types_', process);
+        this.setItem('_document_types_', processId, process);
 
-        const existingIndex: number = updatedItems.findIndex(item => item.processId === process.processId);
-        if (existingIndex >= 0) {
-          updatedItems[existingIndex] = process;
-        } else {
-          updatedItems.push(process);
-        }
+        updatedItems[processId] = process;
       }
 
-      callback([...updatedItems]);
+      callback(updatedItems);
     });
   }
 
-  public static getDocumentTypeByProcessId(processId: string): Promise<any> {
-    // Check if we have valid cache
-    const item: any = this.getItem('_document_types_', processId);
-    if (item) {
-      return Promise.resolve(item);
+  public static async updateDocumentType(processId: string, newData: any): Promise<void> {
+    try {
+      const processUpdated = await this.messageBus.updateProcess(
+        processId, 
+        { updated_at: new Date().toISOString(), ...newData }, 
+        [], 
+        null
+      );
+      
+      const newStateId: string = processUpdated.diffs[0]?.state_id;
+      await this.messageBus.notifyUpdate(processId, newStateId);
+      await this.messageBus.validateState(processId, newStateId);
+
+      const processData = await this.messageBus.getProcessData(processId);
+      
+      // Update cache
+      this.setItem('_document_types_', processId, processData);
+    } catch (error) {
+      console.error('Failed to update deed type:', error);
+      throw error; // Re-throw to allow caller to handle
     }
-
-    return new Promise<any>((resolve: (process: any) => void, reject: (error: string) => void) => {
-      this.messageBus.getProcessesDecoded((publicValues: any) => {
-        return publicValues['utype'] === 'documentType' && publicValues['isDeleted'] === 'false';
-      }).then((processes: any[]) => {
-        // Find the process with matching processId
-        const process = processes.find((p: any) => p.processId === processId);
-        
-        if (!process) {
-          resolve(null);
-          return;
-        }
-
-        // Update cache
-        this.setItem('_document_types_', process);
-
-        resolve(process);
-      }).catch(reject);
-    });
-  }
-
-  // Keep the old method for backward compatibility but mark as deprecated
-  /** @deprecated Use getDocumentTypeByProcessId instead */
-  public static getDocumentTypeByUid(uid: string): Promise<any> {
-    // Check if we have valid cache
-    const item: any = this.getItem('_document_types_', uid);
-    if (item) {
-      return Promise.resolve(item);
-    }
-
-    return new Promise<any>((resolve: (process: any) => void, reject: (error: string) => void) => {
-      this.messageBus.getProcessesDecoded((publicValues: any) => publicValues['uid'] && publicValues['uid'] === uid && publicValues['utype'] && publicValues['utype'] === 'documentType' && publicValues['isDeleted'] && publicValues['isDeleted'] === 'false').then((processes: any[]) => {
-        if (processes.length === 0) {
-          resolve(null);
-        } else {
-          const process: any = processes[0];
-
-          // Update cache
-          this.setItem('_document_types_', process);
-
-          resolve(process);
-        }
-      }).catch(reject);
-    });
-  }
-
-  public static updateDocumentType(process: any, newData: any): Promise<void> {
-    return new Promise<void>((resolve: () => void, reject: (error: string) => void) => {
-      this.messageBus.updateProcess(process.processId, { updated_at: new Date().toISOString(), ...newData }, [], null).then((processUpdated: any) => {
-        const newStateId: string = processUpdated.diffs[0]?.state_id;
-        this.messageBus.notifyUpdate(process.processId, newStateId).then(() => {
-          this.messageBus.validateState(process.processId, newStateId).then((_stateValidated) => {
-            this.removeItem('_document_types_', process.processId);
-
-            this.getDocumentTypeByProcessId(process.processId).then(resolve).catch(reject);
-          }).catch(reject);
-        }).catch(reject);
-      }).catch(reject);
-    });
   }
 }