diff --git a/src/InputParser/keywords/grid.jl b/src/InputParser/keywords/grid.jl
index 4334215..1ee6dec 100644
--- a/src/InputParser/keywords/grid.jl
+++ b/src/InputParser/keywords/grid.jl
@@ -197,7 +197,7 @@ function unit_type(::Union{Val{:PORO}, Val{:NTG}})
 end
 
 function unit_type(::Val{:PORV})
-    return :volume
+    return :liquid_volume_reservoir
 end
 
 function parse_keyword!(data, outer_data, units, cfg, f, v::Union{Val{:DX}, Val{:DY}, Val{:DZ}})