Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/1999 |  | François Rouffignon | DF |  | Standard Liège | Standard Liège |
| 07/1998 |  | Mansoni N'Gombo | DF |  | Sporting Charleroi | Charleroi SC |
| 07/1998 | | Dario Rappa | DF |  | Sprimont Comblain | Sprimont Comblain |
| 07/1998 |  | Abdenazak Salmy | DF |  | Lommel SK | Lommel |
| 07/1998 | | Pascal De Backer | FW | | Sporting Charleroi | Charleroi SC |
| 07/1998 | | Luc Ernes | FW | | Sporting Charleroi | Charleroi SC |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1998 | | Jean-Marie Houben | DF |  | KAS Eupen | KAS Eupen |
| 07/1998 | | Johan Grommen | FW |  | Wallonia Walhain CG | Wallonia Walhai |