diff --git a/src/duckstation-regtest/regtest_host_display.cpp b/src/duckstation-regtest/regtest_host_display.cpp
index d651e80694..6383c22f2e 100644
--- a/src/duckstation-regtest/regtest_host_display.cpp
+++ b/src/duckstation-regtest/regtest_host_display.cpp
@@ -176,8 +176,8 @@ bool RegTestHostDisplay::Render(bool skip_present)
   return true;
 }
 
-bool RegTestHostDisplay::RenderScreenshot(u32 width, u32 height, std::vector<u32>* out_pixels, u32* out_stride,
-                                          GPUTexture::Format* out_format)
+bool RegTestHostDisplay::RenderScreenshot(u32 width, u32 height, const Common::Rectangle<s32>& draw_rect,
+                                          std::vector<u32>* out_pixels, u32* out_stride, GPUTexture::Format* out_format)
 {
   return false;
 }
diff --git a/src/duckstation-regtest/regtest_host_display.h b/src/duckstation-regtest/regtest_host_display.h
index b10f0a379b..505fcc05e8 100644
--- a/src/duckstation-regtest/regtest_host_display.h
+++ b/src/duckstation-regtest/regtest_host_display.h
@@ -53,8 +53,8 @@ class RegTestHostDisplay final : public HostDisplay
   void SetVSync(bool enabled) override;
 
   bool Render(bool skip_present) override;
-  bool RenderScreenshot(u32 width, u32 height, std::vector<u32>* out_pixels, u32* out_stride,
-                        GPUTexture::Format* out_format) override;
+  bool RenderScreenshot(u32 width, u32 height, const Common::Rectangle<s32>& draw_rect, std::vector<u32>* out_pixels,
+                        u32* out_stride, GPUTexture::Format* out_format) override;
 
   bool SupportsTextureFormat(GPUTexture::Format format) const override;