diff --git a/.gitignore b/.gitignore
index 4eaad64..c4210ce 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 # Build outputs
 /.vscode-build/
+/.worktrees/
 /build/
 /bin/
 /obj/
diff --git a/.worktrees/ack-syc-swj b/.worktrees/ack-syc-swj
deleted file mode 160000
index 58ab400..0000000
--- a/.worktrees/ack-syc-swj
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 58ab40094998453cb433060ebb0a1e92913e8d9f
diff --git a/src/source/TetrisRender.cpp b/src/source/TetrisRender.cpp
index b975ef4..14055c3 100644
--- a/src/source/TetrisRender.cpp
+++ b/src/source/TetrisRender.cpp
@@ -844,20 +844,22 @@ void TDrawScreen(HDC hdc, HWND hWnd)
             else if (helpState.currentPage == 4)
             {
                 const int creditAnimationTotalTicks = 60;
-                constexpr int creditPageCount = 4;
+                constexpr int creditPageCount = 5;
                 const TCHAR* creditNames[creditPageCount] =
                 {
                     _T("qls"),
                     _T("wyk"),
-                    _T("juju"),
-                    _T("qhy")
+                    _T("swj"),
+                    _T("qhy"),
+                    _T("syc")
                 };
                 const TCHAR* creditTexts[creditPageCount] =
                 {
                     _T("\u611f\u8c22\u6fc0\u60c5\u6295\u8eab\u4e8e\u6d4b\u8bd5\u4e4b\u4e2d\u7684Lisa"),
                     _T("\u611f\u8c22\u70ed\u5ff1coding\u7684\u5c0f\u86cb\u7cd5"),
                     _T("\u611f\u8c22\u8bfe\u524d\u95f2\u91cc\u5077\u5fd9\u7684juju"),
-                    _T("\u611f\u8c22qhy\u7684\u5929\u624d\u6784\u60f3")
+                    _T("\u611f\u8c22qhy\u7684\u5929\u624d\u6784\u60f3"),
+                    _T("\u611f\u8c22syc\u63fd\u4e0b\u6240\u6709\u6742\u6d3b")
                 };
 
                 int currentCredit = creditPageIndex;
diff --git a/src/source/extensions/TetrisGameExtensions.cpp b/src/source/extensions/TetrisGameExtensions.cpp
index f8bdd00..e1f427a 100644
--- a/src/source/extensions/TetrisGameExtensions.cpp
+++ b/src/source/extensions/TetrisGameExtensions.cpp
@@ -726,7 +726,7 @@ void OpenCreditScreen()
  */
 void ChangeCreditPage(int direction)
 {
-    constexpr int creditPageCount = 4;
+    constexpr int creditPageCount = 5;
     if (direction == 0)
     {
         return;
diff --git a/src/source/render/TetrisRenderAssets.cpp b/src/source/render/TetrisRenderAssets.cpp
index 8d4a989..1cc5b9f 100644
--- a/src/source/render/TetrisRenderAssets.cpp
+++ b/src/source/render/TetrisRenderAssets.cpp
@@ -101,7 +101,7 @@ Bitmap* LoadBackgroundImage()
  */
 Bitmap* LoadCreditImage(int index)
 {
-    constexpr int creditPageCount = 4;
+    constexpr int creditPageCount = 5;
     static Bitmap* creditImages[creditPageCount] = {};
     static bool attempted[creditPageCount] = {};
 
@@ -121,7 +121,8 @@ Bitmap* LoadCreditImage(int index)
                 L"assets\\images\\qls.jpg",
                 L"assets\\images\\wyk.jpg",
                 L"assets\\images\\swj.jpg",
-                L"assets\\images\\qhy.jpg"
+                L"assets\\images\\qhy.jpg",
+                L"assets\\images\\syc.jpg"
             };
             const std::wstring creditExtraCandidates[] =
             {