diff --git a/win32/OGApplication.m b/win32/OGApplication.m
index 0591630..2c6a4e9 100644
--- a/win32/OGApplication.m
+++ b/win32/OGApplication.m
@@ -74,7 +74,7 @@ extern Class og_application_delegate(void);
 void win32_init(int *argc, char ***argv)
 {
   //register a single window class; we'll customize later, as needed
-  char *clsName = "OFWidgetClass";
+  char *clsName = "OGWidgetClass";
   HINSTANCE hInst = (HINSTANCE)GetModuleHandle(NULL);
   WNDCLASSEX wcx;
   wcx.cbSize        = sizeof(wcx);
diff --git a/win32/OGWidget.m b/win32/OGWidget.m
index b1c5469..9a5ac00 100644
--- a/win32/OGWidget.m
+++ b/win32/OGWidget.m
@@ -41,7 +41,7 @@ void og_destroy(HWND widget, OGWidget *object)
   
   widget = NULL;
   HINSTANCE hInst = (HINSTANCE)GetModuleHandle(NULL);
-  widget = CreateWindowEx(WS_EX_LEFT, "OFWidgetClass", "OFWidget", WS_OVERLAPPEDWINDOW,
+  widget = CreateWindowEx(WS_EX_LEFT, "OGWidgetClass", "OGWidget", WS_OVERLAPPEDWINDOW,
                           0, 0, 1, 1, NULL, NULL, hInst, NULL);
   SetWindowLong(widget, GWL_USERDATA, (int)self);