13 foreign-based and five home players made the list.
The German coach had on Saturday led the Super Eagles to a 3-0 win over Seychelles in their 2019 Africa Cup of Nations in Victoria.
He invited Enyimba trio Ikechukwu Ezenwa, Mfon Udoh and Sunday Adetunji.
IfeanyiUbah’s Adeleye Olamilekan and Ebube Duru of Lobi Stars also made the list.
The Nigeria Football Federation, NFF said that 14 players will leave Lagos for Monrovia on Monday through Addis Ababa.
The match scheduled for the Samuel Kanyon Doe Sports Complex is to celebrate Liberian President George Weah.
Goalkeepers: Ezenwa (Enyimba); Daniel Akpeyi (Chippa United)
Defenders: Semi Ajayi (Rotherham); Chidozie Awaziem (Porto);Olamilekan (IfeanyiUbah); Jamilu Collins ( Padeborn 07); Duru (Lobi)
Midfielders: Wilfred Ndidi (Leicester); Oghenekaro Etebo (Stoke); John Ogu (Hapoel Be’er Sheva); Kelechi Nwakali ( Porto); Joel Obi (Chievo)
Forwards: Kelechi Iheanacho (Leicester); Simeon Nwankwo (Crotone); Henry Onyekuru (Galatasaray); Adetunji (Enyimba); Samuel Kalu (Bordeaux); Udoh (Enyimba)