1 files changed, 1 insertions, 1 deletions

diff --git a/src/lisp.h b/src/lisp.h
index 40a3c9353d2..6d34ce3b052 100644
--- a/src/lisp.h
+++ b/src/lisp.h
@@ -2896,7 +2896,7 @@ extern void defvar_kboard (struct Lisp_Kboard_Objfwd *, const char *, int);
 #define DEFVAR_KBOARD(lname, vname, doc)                        \
   do {                                                          \
     static struct Lisp_Kboard_Objfwd ko_fwd;                    \
-    defvar_kboard (&ko_fwd, lname, offsetof (KBOARD, vname)); \
+    defvar_kboard (&ko_fwd, lname, offsetof (KBOARD, vname ## _)); \
   } while (false)
 
 /* Save and restore the instruction and environment pointers,