diff --git a/src/fe-text/gui-entry.c b/src/fe-text/gui-entry.c
index 257a173c..4fb67596 100644
--- a/src/fe-text/gui-entry.c
+++ b/src/fe-text/gui-entry.c
@@ -40,7 +40,7 @@ static void entry_screenpos(void)
 		scrstart = 0;
 		scrpos = pos;
 	} else {
-		scrpos = COLS/3*2-promptlen;
+		scrpos = (COLS-promptlen)*2/3;
 		scrstart = pos-scrpos;
 	}
 }