diff --git a/Memola/Canvas/Contexts/GraphicContext.swift b/Memola/Canvas/Contexts/GraphicContext.swift
index 38db14e..61e811b 100644
--- a/Memola/Canvas/Contexts/GraphicContext.swift
+++ b/Memola/Canvas/Contexts/GraphicContext.swift
@@ -305,7 +305,7 @@ extension GraphicContext {
 // MARK: - Photo
 extension GraphicContext {
     func insertPhoto(at point: CGPoint, photoItem: PhotoItem) {
-        let size = CGSize(width: 100, height: 100)
+        let size = photoItem.dimension
         let origin = point
         let bounds = [origin.x - size.width / 2, origin.y - size.height / 2, origin.x + size.width / 2, origin.y + size.height / 2]
         let photo = Photo(url: photoItem.id, size: size, origin: origin, bounds: bounds, createdAt: .now, bookmark: photoItem.bookmark)
diff --git a/Memola/Canvas/Tool/Core/Tool.swift b/Memola/Canvas/Tool/Core/Tool.swift
index 1901c9d..27556dc 100644
--- a/Memola/Canvas/Tool/Core/Tool.swift
+++ b/Memola/Canvas/Tool/Core/Tool.swift
@@ -126,16 +126,14 @@ public class Tool: NSObject, ObservableObject {
         guard let directory = fileManager.urls(for: .documentDirectory, in: .userDomainMask).first else {
             return nil
         }
-        let fileName = "\(UUID().uuidString)-\(Date.now.timeIntervalSince1970)"
+        let fileName = "\(UUID().uuidString)-\(Int(Date.now.timeIntervalSince1970))"
         let folder = directory.appendingPathComponent(canvasID.uriRepresentation().lastPathComponent, conformingTo: .folder)
 
-        if folder.startAccessingSecurityScopedResource(), !fileManager.fileExists(atPath: folder.path()) {
+        if !fileManager.fileExists(atPath: folder.path()) {
             do {
                 try fileManager.createDirectory(at: folder, withIntermediateDirectories: true)
-                folder.stopAccessingSecurityScopedResource()
             } catch {
                 NSLog("[Memola] - \(error.localizedDescription)")
-                folder.stopAccessingSecurityScopedResource()
                 return nil
             }
         }
diff --git a/Memola/Features/Memo/PhotoPreview/PhotoItem.swift b/Memola/Features/Memo/PhotoPreview/PhotoItem.swift
index a857da5..d69cd3b 100644
--- a/Memola/Features/Memo/PhotoPreview/PhotoItem.swift
+++ b/Memola/Features/Memo/PhotoPreview/PhotoItem.swift
@@ -12,4 +12,12 @@ struct PhotoItem: Identifiable, Equatable {
     var id: URL
     let image: UIImage
     let bookmark: Data
+
+    var dimension: CGSize {
+        let size = image.size
+        let maxSize = max(size.width, size.height)
+        let width = size.width * 200 / maxSize
+        let height = size.height * 200 / maxSize
+        return CGSize(width: width, height: height)
+    }
 }