diff --git a/src/memline.c b/src/memline.c
index e809360..91ef270 100644
--- a/src/memline.c
+++ b/src/memline.c
@@ -5362,7 +5362,7 @@
 	    size += lnum - 1;
 
 	/* Don't count the last line break if 'bin' and 'noeol'. */
-	if (buf->b_p_bin && !buf->b_p_eol)
+	if (buf->b_p_bin && !buf->b_p_eol && buf->b_ml.ml_line_count == lnum)
 	    size -= ffdos + 1;
     }