Nothing to Undo – Chapter Six

{{Infobox album

| name = Nothing to Undo – Chapter Six

| type = studio

| artist = Metalium

| cover = NothingtoUndo.jpg

| alt =

| released = 26 January 2007

| recorded = September 2006

| venue =

| studio =

| genre = Power metal

| length = 43:45

| label = Massacre

| producer = Lars Ratz

| prev_title = Demons of Insanity – Chapter Five

| prev_year = 2005

| next_title = Incubus – Chapter Seven

| next_year = 2008

}}

{{Album ratings

| rev1 = Allmusic

| rev1Score = {{Rating|3.5|5}}{{cite web | url = http://www.allmusic.com/album/nothing-to-undo-chapter-six-mw0000774021 | title = Metalium Nothing to Undo, Chapter Six review | accessdate = 2012-12-06 | last = Mason | first = Stewart | work = Allmusic | publisher = Rovi Corporation}}

| rev2 = Jukebox:Metal

| rev2Score = {{Rating|4|5}}{{cite web | url = http://www.jukeboxmetal.com/2007/metalium-nothing-to-undo/ | title = Metalium - Nothing to Undo: Chapter Six | accessdate = 2012-12-06 | last = Lye | first = Andy | publisher = Jukebox: Metal.com}}

}}

Nothing to Undo – Chapter Six is the sixth studio album by the German power metal band Metalium, released in 2007.