diff --git a/lib/bind/cua.bind b/lib/bind/cua.bind
index 2ba0064c41..ed2fb38feb 100644
--- a/lib/bind/cua.bind
+++ b/lib/bind/cua.bind
@@ -108,7 +108,6 @@ Format 5
 \bind "F2"			"buffer-write force"
 \bind "F3"			"word-find"
 \bind "S-F3"			"word-find-backward"
-\bind "C-F3"			"search-string-set"
 \bind "C-F4"			"buffer-close"
 \bind "M-F4"			"lyx-quit"
 \bind "F5"			"screen-recenter"