diff --git a/lib/ace/conf/keybindings/default_win.js b/lib/ace/conf/keybindings/default_win.js
index 931ed00e..b752d0b1 100644
--- a/lib/ace/conf/keybindings/default_win.js
+++ b/lib/ace/conf/keybindings/default_win.js
@@ -63,13 +63,13 @@ return {
     "godown": "Down",
     "selectwordleft": "Ctrl-Shift-Left",
     "gotowordleft": "Ctrl-Left",
-    "selecttolinestart": "Ctrl-Shift-Left",
+    "selecttolinestart": "Alt-Shift-Left",
     "gotolinestart": "Alt-Left|Home",
     "selectleft": "Shift-Left",
     "gotoleft": "Left",
     "selectwordright": "Ctrl-Shift-Right",
     "gotowordright": "Ctrl-Right",
-    "selecttolineend": "Ctrl-Shift-Right",
+    "selecttolineend": "Alt-Shift-Right",
     "gotolineend": "Alt-Right|End",
     "selectright": "Shift-Right",
     "gotoright": "Right",