diff --git a/src/SankeyChart.lua b/src/SankeyChart.lua
index 2a996dd..4950938 100644
--- a/src/SankeyChart.lua
+++ b/src/SankeyChart.lua
@@ -234,7 +234,7 @@ function WriteTail (account)
end
write_line('
')
- write_line('')
+ write_line('')
local html = [[