diff --git a/sdl/sdlmain.cpp b/sdl/sdlmain.cpp
index 0b879084..63580dba 100644
--- a/sdl/sdlmain.cpp
+++ b/sdl/sdlmain.cpp
@@ -780,7 +780,7 @@ int main (int argc, char **argv)
 	snprintf(default_dir, PATH_MAX + 1, "%s%s%s", getenv("HOME"), SLASH_STR, ".snes9x");
 	s9x_base_dir = default_dir;
 
-	ZeroMemory(&Settings, sizeof(Settings));
+	memset(&Settings,0,sizeof(Settings));
 	Settings.MouseMaster = TRUE;
 	Settings.SuperScopeMaster = TRUE;
 	Settings.JustifierMaster = TRUE;