diff --git a/src/App.tsx b/src/App.tsx
index 38b5e15..165229f 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -189,7 +189,7 @@ function App() {
             {/* Espace pour contenu supplémentaire à droite */}
             <div className="content-area">
               {/* Affichage des blocs de la blockchain */}
-              <BlockchainViewer processes={processes} myProcesses={myProcesses}/>
+              <BlockchainViewer processes={processes} myProcesses={myProcesses} onProcessesUpdate={setProcesses}/>
             </div>
           </div>
 
diff --git a/src/components/ProcessesViewer.tsx b/src/components/ProcessesViewer.tsx
index 69a3f34..03c955f 100644
--- a/src/components/ProcessesViewer.tsx
+++ b/src/components/ProcessesViewer.tsx
@@ -23,9 +23,10 @@ interface Processes {
 interface ProcessesViewerProps {
   processes: Processes | null;
   myProcesses: string[];
+  onProcessesUpdate?: (processes: Processes) => void;
 }
 
-function ProcessesViewer({ processes, myProcesses }: ProcessesViewerProps) {
+function ProcessesViewer({ processes, myProcesses, onProcessesUpdate }: ProcessesViewerProps) {
   const [expandedBlocks, setExpandedBlocks] = useState<string[]>([]);
   const [isFiltered, setIsFiltered] = useState<boolean>(false);
   const [privateData, setPrivateData] = useState<Record<string, Record<string, any>>>({});