1 files changed, 1 insertions, 1 deletions

diff --git a/x.c b/x.c
index 5f4ea73..cd96575 100644
--- a/x.c
+++ b/x.c
@@ -415,7 +415,7 @@ mousereport(XEvent *e)
 
         if (!IS_SET(MODE_MOUSEX10)) {
                 code += ((state & ShiftMask  ) ?  4 : 0)
-                      + ((state & Mod4Mask   ) ?  8 : 0)
+                      + ((state & Mod1Mask   ) ?  8 : 0) /* meta key: alt */
                       + ((state & ControlMask) ? 16 : 0);
         }