diff --git a/apps/canvas/front/src/components/node-rect.tsx b/apps/canvas/front/src/components/node-rect.tsx
index 06f3307..615f7a1 100644
--- a/apps/canvas/front/src/components/node-rect.tsx
+++ b/apps/canvas/front/src/components/node-rect.tsx
@@ -5,7 +5,7 @@
 export type Props = {
     id: string;
     selected?: boolean;
-    children: any;
+    children: React.ReactNode;
     type: NodeType;
     state: string | null;
 };
@@ -32,7 +32,7 @@
             classes.push("border");
         }
         setClasses(classes);
-        let stateClasses: string[] = [];
+        const stateClasses: string[] = [];
         if (state === "processing") {
             stateClasses.push("bg-yellow-500");
             stateClasses.push("animate-pulse");