diff --git a/src/composite.c b/src/composite.c
index 96474f43fab..bc5a67ef6e2 100644
--- a/src/composite.c
+++ b/src/composite.c
@@ -1440,7 +1440,7 @@ composition_update_it (struct composition_it *cmp_it, EMACS_INT charpos, EMACS_I
 	{
 	  c = XINT (LGSTRING_CHAR (gstring, i));
 	  cmp_it->nbytes += CHAR_BYTES (c);
-	  cmp_it->width += LGLYPH_WIDTH (glyph) > 0 ? CHAR_WIDTH (c) : 0;
+	  cmp_it->width += CHAR_WIDTH (c);
 	}
     }
   return c;