diff --git a/ISLE/define.cpp b/ISLE/define.cpp
index b5501b08..0a77efd9 100644
--- a/ISLE/define.cpp
+++ b/ISLE/define.cpp
@@ -28,7 +28,7 @@ int g_targetWidth = 640;
 int g_targetHeight = 480;
 
 // 0x410060
-unsigned int g_targetDepth = 16;
+int g_targetDepth = 16;
 
 // 0x410064
 int g_reqEnableRMDevice = 0;
diff --git a/ISLE/define.h b/ISLE/define.h
index 27a347b7..41f7de27 100644
--- a/ISLE/define.h
+++ b/ISLE/define.h
@@ -18,7 +18,7 @@ extern int g_rmDisabled;
 extern int g_waitingForTargetDepth;
 extern int g_targetWidth;
 extern int g_targetHeight;
-extern unsigned int g_targetDepth;
+extern int g_targetDepth;
 extern int g_reqEnableRMDevice;
 extern int g_startupDelay;
 extern long g_lastFrameTime;
diff --git a/ISLE/main.cpp b/ISLE/main.cpp
index d28bf8fb..2ba477f7 100644
--- a/ISLE/main.cpp
+++ b/ISLE/main.cpp
@@ -214,14 +214,15 @@ LRESULT WINAPI WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
     if (g_isle && VideoManager() && g_isle->m_fullScreen && VideoManager()->m_unk74 && VideoManager()->m_unk74[0x220]) {
       int targetWidth = LOWORD(lParam);
       int targetHeight = HIWORD(lParam);
+      int targetDepth = wParam;
 
       if (g_waitingForTargetDepth) {
         g_waitingForTargetDepth = 0;
-        g_targetDepth = wParam;
+        g_targetDepth = targetDepth;
       }
       else {
         BOOL valid = FALSE;
-        if (g_targetDepth == wParam && targetWidth == g_targetWidth && targetHeight == g_targetHeight) {
+        if (targetWidth == g_targetWidth && targetHeight == g_targetHeight && g_targetDepth == targetDepth) {
           valid = TRUE;
         }