diff --git a/win32/COpenGL.cpp b/win32/COpenGL.cpp
index 389ff005..1d8567fd 100644
--- a/win32/COpenGL.cpp
+++ b/win32/COpenGL.cpp
@@ -139,7 +139,7 @@ bool COpenGL::Initialize(HWND hWnd)
 	{
 		auto defaults = S9xImGuiGetDefaults();
 		defaults.font_size = GUI.OSDSize;
-		defaults.spacing = defaults.font_size / 2.4;
+		defaults.spacing = static_cast<int>(defaults.font_size / 2.4);
 		S9xImGuiInit(&defaults);
 		ImGui_ImplOpenGL3_Init();
 		Settings.DisplayIndicators = true;
diff --git a/win32/win32.cpp b/win32/win32.cpp
index 28e71e8c..682492e8 100644
--- a/win32/win32.cpp
+++ b/win32/win32.cpp
@@ -48,7 +48,6 @@ static int avi_image_size = 0;
 static uint32 avi_skip_frames = 0;
 static bool pre_avi_soundsync = true;
 static uint32 pre_avi_soundinputrate = 32000;
-void DoAVIOpen(const char* filename);
 void DoAVIClose(int reason);
 
 void S9xWinScanJoypads ();