diff --git a/Box42/FunctionButton/BoxFunctionViewController.swift b/Box42/FunctionButton/BoxFunctionViewController.swift
index ea2f9e0..0c1a9b3 100644
--- a/Box42/FunctionButton/BoxFunctionViewController.swift
+++ b/Box42/FunctionButton/BoxFunctionViewController.swift
@@ -8,9 +8,13 @@
 import Cocoa
 
 class BoxFunctionViewController: NSViewController {
+    
+    var pinButtonView: PinButtonView?
+    
     override func loadView() {
         let functionViewGroup = BoxFunctionViewGroup()
         
+        pinButtonView = functionViewGroup.pinButton
         functionViewGroup.preferenceAction = preference
         functionViewGroup.pinAction = pin
         functionViewGroup.quitAction = quit
@@ -30,11 +34,14 @@ class BoxFunctionViewController: NSViewController {
     func pin() {
         StateManager.shared.togglePin()
         
+        let newImage: NSImage
         if StateManager.shared.pin {
-            // image on
+            newImage = NSImage(imageLiteralResourceName: "pin-box-ver")
         } else {
-            // image off
+            newImage = NSImage(imageLiteralResourceName: "pin-box")
         }
+        
+        pinButtonView?.changePinImage(to: newImage)  // 이미지 변경
         print("pin")
     }
     
@@ -44,7 +51,7 @@ class BoxFunctionViewController: NSViewController {
     }
     
     weak var delegate: BoxFunctionViewControllerDelegate?
-
+    
     func box() {
         print("box")
         delegate?.didTapBoxButton()
diff --git a/Box42/FunctionButton/View/PinButtonView.swift b/Box42/FunctionButton/View/PinButtonView.swift
index 684e3be..9c9db8b 100644
--- a/Box42/FunctionButton/View/PinButtonView.swift
+++ b/Box42/FunctionButton/View/PinButtonView.swift
@@ -49,6 +49,10 @@ class PinButtonView: NSView {
         fatalError("init(coder:) has not been implemented")
     }
     
+    func changePinImage(to image: NSImage) {
+        pinBoxButton.image = image
+    }
+    
     @objc func pin() {
         callback?()
     }
diff --git a/Box42/Resources/Assets.xcassets/uibuttons/Bookmark.imageset/Contents.json b/Box42/Resources/Assets.xcassets/uibuttons/Bookmark.imageset/Contents.json
index f843e5b..c1d7e62 100644
--- a/Box42/Resources/Assets.xcassets/uibuttons/Bookmark.imageset/Contents.json
+++ b/Box42/Resources/Assets.xcassets/uibuttons/Bookmark.imageset/Contents.json
@@ -5,7 +5,7 @@
       "scale" : "1x"
     },
     {
-      "filename" : "Bookmark icon.png",
+      "filename" : "bookmark icon.png",
       "idiom" : "universal",
       "scale" : "2x"
     },
diff --git a/Box42/Resources/Assets.xcassets/uibuttons/Star.imageset/Contents.json b/Box42/Resources/Assets.xcassets/uibuttons/Star.imageset/Contents.json
index bad711e..2e47fcd 100644
--- a/Box42/Resources/Assets.xcassets/uibuttons/Star.imageset/Contents.json
+++ b/Box42/Resources/Assets.xcassets/uibuttons/Star.imageset/Contents.json
@@ -5,7 +5,7 @@
       "scale" : "1x"
     },
     {
-      "filename" : "Star 3.png",
+      "filename" : "star.png",
       "idiom" : "universal",
       "scale" : "2x"
     },
diff --git a/Box42/Resources/Assets.xcassets/uibuttons/Star.imageset/Star 3.png b/Box42/Resources/Assets.xcassets/uibuttons/Star.imageset/star.png
similarity index 100%
rename from Box42/Resources/Assets.xcassets/uibuttons/Star.imageset/Star 3.png
rename to Box42/Resources/Assets.xcassets/uibuttons/Star.imageset/star.png