diff --git a/implementations/Crafter.Graphics-Window_vulkan_windows.cpp b/implementations/Crafter.Graphics-Window_vulkan_windows.cpp
index a0b97a8..24d868f 100644
--- a/implementations/Crafter.Graphics-Window_vulkan_windows.cpp
+++ b/implementations/Crafter.Graphics-Window_vulkan_windows.cpp
@@ -530,6 +530,9 @@ void WindowVulkan::SetTitle(const std::string_view title) {
 
 }
 
+#ifdef CRAFTER_TIMING
+std::chrono::time_point<std::chrono::high_resolution_clock> framEnd;
+#endif
 
 void WindowVulkan::StartUpdate() {
     lastFrameBegin = std::chrono::high_resolution_clock::now();
@@ -545,6 +548,7 @@ void WindowVulkan::StartUpdate() {
         Render();
         lastMousePos = currentMousePos;
         currentFrameTime = {start, start-lastFrameBegin};
+        lastFrameBegin = start;
     }
 }
 
diff --git a/project.json b/project.json
index 3844b23..59e36b6 100644
--- a/project.json
+++ b/project.json
@@ -115,6 +115,14 @@
             "target": "x86_64-w64-mingw32",
             "march": "x86-64"
         },
+        {
+            "name": "lib-vulkan-windows-timing",
+            "extends": ["vulkan-windows", "deps-timing"],
+            "type": "library",
+            "target": "x86_64-w64-mingw32",
+            "march": "x86-64",
+            "defines": [{ "name": "CRAFTER_TIMING" }]
+        },
         {
             "name": "lib-vulkan-timing",
             "extends": ["vulkan", "deps-timing"],