diff --git a/wpigui/src/main/native/cpp/wpigui.cpp b/wpigui/src/main/native/cpp/wpigui.cpp
index 16abf8abe0..038abe00e6 100644
--- a/wpigui/src/main/native/cpp/wpigui.cpp
+++ b/wpigui/src/main/native/cpp/wpigui.cpp
@@ -38,6 +38,10 @@ static void WindowSizeCallback(GLFWwindow* window, int width, int height) {
   }
 }
 
+static void FramebufferSizeCallback(GLFWwindow* window, int width, int height) {
+  PlatformFramebufferSizeChanged(width, height);
+}
+
 static void WindowMaximizeCallback(GLFWwindow* window, int maximized) {
   gContext->maximized = maximized;
 }
@@ -197,6 +201,7 @@ bool gui::Initialize(const char* title, int width, int height) {
   // Set window callbacks
   glfwGetWindowSize(gContext->window, &gContext->width, &gContext->height);
   glfwSetWindowSizeCallback(gContext->window, WindowSizeCallback);
+  glfwSetFramebufferSizeCallback(gContext->window, FramebufferSizeCallback);
   glfwSetWindowMaximizeCallback(gContext->window, WindowMaximizeCallback);
   glfwSetWindowPosCallback(gContext->window, WindowPosCallback);
 
diff --git a/wpigui/src/main/native/directx11/wpigui_directx11.cpp b/wpigui/src/main/native/directx11/wpigui_directx11.cpp
index efd5865c95..6ecf155918 100644
--- a/wpigui/src/main/native/directx11/wpigui_directx11.cpp
+++ b/wpigui/src/main/native/directx11/wpigui_directx11.cpp
@@ -152,6 +152,15 @@ void gui::PlatformShutdown() {
   ImGui_ImplDX11_Shutdown();
 }
 
+void gui::PlatformFramebufferSizeChanged(int width, int height) {
+  if (gPlatformContext && gPlatformContext->pd3dDevice) {
+    CleanupRenderTarget();
+    gPlatformContext->pSwapChain->ResizeBuffers(0, width, height,
+                                                DXGI_FORMAT_UNKNOWN, 0);
+    CreateRenderTarget();
+  }
+}
+
 static inline DXGI_FORMAT DXPixelFormat(PixelFormat format) {
   switch (format) {
     case kPixelRGBA:
diff --git a/wpigui/src/main/native/include/wpigui_internal.h b/wpigui/src/main/native/include/wpigui_internal.h
index 89badf41af..9a2c70f5c2 100644
--- a/wpigui/src/main/native/include/wpigui_internal.h
+++ b/wpigui/src/main/native/include/wpigui_internal.h
@@ -67,6 +67,7 @@ void PlatformGlfwWindowHints();
 bool PlatformInitRenderer();
 void PlatformRenderFrame();
 void PlatformShutdown();
+void PlatformFramebufferSizeChanged(int width, int height);
 
 void CommonRenderFrame();
 
diff --git a/wpigui/src/main/native/metal/wpigui_metal.mm b/wpigui/src/main/native/metal/wpigui_metal.mm
index fb41dbc202..cf46247b63 100644
--- a/wpigui/src/main/native/metal/wpigui_metal.mm
+++ b/wpigui/src/main/native/metal/wpigui_metal.mm
@@ -107,6 +107,8 @@ void gui::PlatformShutdown() {
   gPlatformValid = false;
 }
 
+void gui::PlatformFramebufferSizeChanged(int, int) {}
+
 static inline MTLPixelFormat MetalPixelFormat(PixelFormat format) {
   switch (format) {
     case kPixelRGBA:
diff --git a/wpigui/src/main/native/opengl3/wpigui_opengl3.cpp b/wpigui/src/main/native/opengl3/wpigui_opengl3.cpp
index f6837d6c3f..bf14700c86 100644
--- a/wpigui/src/main/native/opengl3/wpigui_opengl3.cpp
+++ b/wpigui/src/main/native/opengl3/wpigui_opengl3.cpp
@@ -99,6 +99,8 @@ void gui::PlatformShutdown() {
   ImGui_ImplOpenGL3_Shutdown();
 }
 
+void gui::PlatformFramebufferSizeChanged(int width, int height) {}
+
 static inline GLenum GLPixelFormat(PixelFormat format) {
   switch (format) {
     case kPixelRGBA: