diff --git a/src/utils/edit.c b/src/utils/edit.c
index 62ba0e135..a43cf2fe6 100644
--- a/src/utils/edit.c
+++ b/src/utils/edit.c
@@ -364,7 +364,7 @@ static void complete(int list)
 
 	end = cmdbuf_pos;
 	start = end;
-	while (start > 0 && cmdbuf[start] != ' ')
+	while (start > 0 && cmdbuf[start - 1] != ' ')
 		start--;
 	plen = end - start;