I just noticed on the steam community forums for odallus that the 1.0.2 patch has been released.

Changelog:
Odallus 1.0.2

-small bug with ice beam of ice warlock
-bug with frozen mines boss
-bug with the disappearing platforms on frozzen mines and aqueducts 2
-exploit on frozen mines weapon bag
-memory leak on frozen mines
-leftovers on dark forest 1 and aqueducts 1 removed
-boat not spawning properly on aqueducts 2
-lives returning to 3 after start a level with 0 lives
-fixed problem with fire shield in Armagein battle 2
-fixed crash in aqueducts 1 boss
-general minor fixes

(note I did some minor spelling corrections as I think the dev is not a native english speaker)

GOG staff: are we gonna get the patch on here today or tuesday?