Walram d'Arlon, count of Limburg - Parents - are these fatual parents for him????

this is what i found, without trying to find Mr Worms at the moment, i am busy , but here is something,

Henri I Hertog van Limburg was born in 1060.2 He was the son of Walram I 'Udo' Graaf van Limburg and Judith von Luxemburg.2 He married Adelheid von Pottenstein.2 He died circa 1119.1
He gained the title of Graf von Arlon in 1082.2 He gained the title of Hertog van Limburg in 1082.1 He succeeded as the Duc de Basse-Lorraine in 1101.1 He was deposed as Duke of Lower Lorraine in 1106.1
Children of Henri I Hertog van Limburg and Adelheid von Pottenstein

Mathilde van Limburg-Arlon2
Agnes van Limburg-Arlon2 d. 1129
Walram II 'Peganus' Hertog van Limburg Herzog von Niederlothringen+3 b. 1085, d. 16 Jul 1139
Adelheid van Limburg-Arlon2 b. 1085, d. 6 Feb 1146

so as you see the dates dont corrospond at all from the Peer s page,

Looks as though TWO Marriages here, and Worms would be one of them .