diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp
index 7ea6c9890..1a2013e27 100644
--- a/indra/newview/llviewerwindow.cpp
+++ b/indra/newview/llviewerwindow.cpp
@@ -2798,7 +2798,7 @@ BOOL LLViewerWindow::handleKey(KEY key, MASK mask)
 					case KEY_RIGHT:
 					case KEY_UP:
 					case KEY_DOWN:
-						if (mask & MASK_CONTROL)
+						if (mask == MASK_CONTROL)
 							break;
 					case KEY_PAGE_UP:
 					case KEY_PAGE_DOWN: