diff --git a/reactos/base/applications/taskmgr/taskmgr.c b/reactos/base/applications/taskmgr/taskmgr.c
index 75fcb61dcf8..05a00f2ac2d 100644
--- a/reactos/base/applications/taskmgr/taskmgr.c
+++ b/reactos/base/applications/taskmgr/taskmgr.c
@@ -630,7 +630,7 @@ void OnSize( WPARAM nType, int cx, int cy )
 
     /* Update the status bar size */
     GetWindowRect(hStatusWnd, &rc);
-    SendMessageW(hStatusWnd, WM_SIZE, nType, MAKELPARAM(cx, cy + (rc.bottom - rc.top)));
+    SendMessageW(hStatusWnd, WM_SIZE, nType, MAKELPARAM(cx,rc.bottom - rc.top));
 
     /* Update the status bar pane sizes */
     nParts[0] = bInMenuLoop ? -1 : 100;