diff --git a/projects/skia/BUILD.gn.diff b/projects/skia/BUILD.gn.diff
index 991c41b11..ffa088cce 100644
--- a/projects/skia/BUILD.gn.diff
+++ b/projects/skia/BUILD.gn.diff
@@ -155,6 +155,7 @@ test_app("api_image_filter") {
     "fuzz/oss_fuzz/FuzzAPIImageFilter.cpp",
     "tools/UrlDataManager.cpp",
     "tools/debugger/DebugCanvas.cpp",
+    "tools/debugger/DebugLayerManager.cpp",
     "tools/debugger/DrawCommand.cpp",
     "tools/debugger/JsonWriteBuffer.cpp",
   ]
@@ -206,6 +207,7 @@ test_app("api_raster_n32_canvas") {
     "tools/Resources.cpp",
     "tools/UrlDataManager.cpp",
     "tools/debugger/DebugCanvas.cpp",
+    "tools/debugger/DebugLayerManager.cpp",
     "tools/debugger/DrawCommand.cpp",
     "tools/debugger/JsonWriteBuffer.cpp",
     "tools/fonts/TestFontMgr.cpp",
@@ -236,6 +238,7 @@ test_app("api_mock_gpu_canvas") {
     "tools/Resources.cpp",
     "tools/UrlDataManager.cpp",
     "tools/debugger/DebugCanvas.cpp",
+    "tools/debugger/DebugLayerManager.cpp",
     "tools/debugger/DrawCommand.cpp",
     "tools/debugger/JsonWriteBuffer.cpp",
     "tools/fonts/TestFontMgr.cpp",
@@ -265,6 +268,7 @@ test_app("api_null_canvas") {
     "tools/Resources.cpp",
     "tools/UrlDataManager.cpp",
     "tools/debugger/DebugCanvas.cpp",
+    "tools/debugger/DebugLayerManager.cpp",
     "tools/debugger/DrawCommand.cpp",
     "tools/debugger/JsonWriteBuffer.cpp",
     "tools/fonts/TestFontMgr.cpp",