diff --git a/Project.toml b/Project.toml
index eca8968..95c5dd3 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "GeoParquet"
 uuid = "e99870d8-ce00-4fdd-aeee-e09192881159"
 authors = ["Maarten Pronk <git@evetion.nl> and contributors."]
-version = "0.2.2"
+version = "0.3.0"
 
 [deps]
 DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
diff --git a/src/io.jl b/src/io.jl
index 0144b5e..062ee29 100644
--- a/src/io.jl
+++ b/src/io.jl
@@ -9,7 +9,7 @@ Write a dataframe with a geometry column to a Parquet file. Returns `ofn` on suc
 The geometry column should be a `Vector{GeoFormat.WellKnownBinary}` or its elements should support GeoInterface.
 You can construct one with WellKnownGeometry for geometries that support GeoInterface.
 """
-function write(ofn::Union{AbstractString,Parquet2.FilePathsBase.AbstractPath}, df, geocolumns=(:geom,), crs::Union{GFT.ProjJSON,Nothing}=nothing, bbox::Union{Nothing,Vector{Float64}}=nothing; kwargs...)
+function write(ofn::Union{AbstractString,Parquet2.FilePathsBase.AbstractPath}, df, geocolumns=GI.geometrycolumns(df), crs::Union{GFT.ProjJSON,Nothing}=nothing, bbox::Union{Nothing,Vector{Float64}}=nothing; kwargs...)
 
     # Tables.istable(df) || throw(ArgumentError("`df` must be a table"))
 
diff --git a/test/runtests.jl b/test/runtests.jl
index 0cf9ab4..efc76a7 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -73,14 +73,14 @@ end
         wkb = ArchGDAL.toWKB.(geom)
         df = DataFrame(test="test", value=rand(2), geometry=wkb)
         fn = "data/write.parquet"
-        GeoParquet.write(fn, df, (:geometry,))
+        GeoParquet.write(fn, df)
         df = GeoParquet.read(fn)
         df.test[1] == "test"
 
         # Transparently convert columns to WKB
         fn = "data/writec.parquet"
         df = DataFrame(test="test", value=rand(2), geom=geom)
-        GeoParquet.write(fn, df)
+        GeoParquet.write(fn, df, (:geom,))
         ndf = GeoParquet.read(fn)
         df.geom != ndf.geom  # original is not mutated