diff --git a/setup.cfg b/setup.cfg
index ed77ab0..467bc22 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -50,7 +50,7 @@ python_requires = >=3.8
 install_requires =
     importlib-metadata; python_version<"3.8"
     biocframe>=0.5.11
-    iranges[optional]>=0.2.10
+    iranges[optional]>=0.2.11
     biocutils>=0.1.3
     numpy
 
diff --git a/src/genomicranges/GenomicRanges.py b/src/genomicranges/GenomicRanges.py
index 7d3f5f5..3f5a15f 100644
--- a/src/genomicranges/GenomicRanges.py
+++ b/src/genomicranges/GenomicRanges.py
@@ -1191,7 +1191,7 @@ def from_polars(cls, input: "polars.DataFrame") -> "GenomicRanges":
 
         # mcols
         drops.extend(["starts", "seqnames"])
-        mcols_df = input.drop(columns=drops)
+        mcols_df = input.drop(drops)
 
         mcols = None
         if (not mcols_df.is_empty()) or len(mcols_df.columns) > 0: