diff --git a/emu.js b/emu.js
index 9833078..9f37d41 100644
--- a/emu.js
+++ b/emu.js
@@ -163,7 +163,7 @@ class Emulator {
 	submit_line() {
 		let line = '';
 		let cell = this.range.start;
-		while (cell.x != this.range.end.x && cell.y != this.range.y) {
+		while (cell.x != this.range.end.x || cell.y != this.range.end.y) {
 			line += this.grid[cell.y][cell.x];
 			cell = this.next_cell(cell);
 		}