1 files changed, 1 insertions, 1 deletions

diff --git a/src/keymap.c b/src/keymap.c
index 67b0ed3a846..2c6c5ef03c9 100644
--- a/src/keymap.c
+++ b/src/keymap.c
@@ -2387,7 +2387,7 @@ around function keys and event symbols.  */)
 
       if (charset
           && CHAR_VALID_P (charset, 1)
-          && (c1 == 0 || c2 == 0))
+          && ((c1 == 0 && c2 == -1) || c2 == 0))
         {
           /* Handle a generic character.  */
           Lisp_Object name;