diff --git a/src/OceanSeaIceModels/ocean_sea_ice_model.jl b/src/OceanSeaIceModels/ocean_sea_ice_model.jl
index 71fbf1d9..80d35f12 100644
--- a/src/OceanSeaIceModels/ocean_sea_ice_model.jl
+++ b/src/OceanSeaIceModels/ocean_sea_ice_model.jl
@@ -43,6 +43,7 @@ end
 
 # Assumption: We have an ocean!
 architecture(model::OSIM) = architecture(model.ocean.model)
+Base.elype(model::OSIM) = eltype(model.ocean.model)
 
 prettytime(model::OSIM)             = prettytime(model.clock.time)
 iteration(model::OSIM)              = model.clock.iteration