diff --git a/poetry.lock b/poetry.lock
index 6217c38..0e55947 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1567,4 +1567,4 @@ test = ["pytest", "pytest-cov"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "a05a18578e04e948d5021f49121af3c7af0150279279cf7f5b4663300ca47a9d"
+content-hash = "2b40ec394cac8de3f8de5f6a583c45b273509d857cce05fa28a527cf572bb484"
diff --git a/pyproject.toml b/pyproject.toml
index 526c438..813fe67 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ csv-metadata-quality = 'csv_metadata_quality.__main__:main'
 
 [tool.poetry.dependencies]
 python = "^3.9"
-pandas = "^2.0.0"
+pandas = {version = "^2.0.0", extras = ["pyarrow"]}
 python-stdnum = "^1.18"
 requests = "^2.28.2"
 requests-cache = "^0.9.8"
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 61111b2..3bf7f34 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -42,6 +42,7 @@ olefile==0.46 ; python_version >= "3.9" and python_version < "4.0"
 openpyxl==3.1.2 ; python_version >= "3.9" and python_version < "4.0"
 packaging==23.0 ; python_version >= "3.9" and python_version < "4.0"
 pandas==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
+pandas[pyarrow]==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
 parsedatetime==2.6 ; python_version >= "3.9" and python_version < "4.0"
 parso==0.8.3 ; python_version >= "3.9" and python_version < "4.0"
 pathspec==0.11.1 ; python_version >= "3.9" and python_version < "4.0"
diff --git a/requirements.txt b/requirements.txt
index 5b45dd6..5d547d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,6 +11,7 @@ idna==3.4 ; python_version >= "3.9" and python_version < "4"
 langid==1.1.6 ; python_version >= "3.9" and python_version < "4.0"
 numpy==1.24.2 ; python_version >= "3.9" and python_version < "4.0"
 pandas==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
+pandas[pyarrow]==2.0.0 ; python_version >= "3.9" and python_version < "4.0"
 pycountry @ git+https://github.com/alanorth/pycountry@iso-codes-4.13.0 ; python_version >= "3.9" and python_version < "4.0"
 python-dateutil==2.8.2 ; python_version >= "3.9" and python_version < "4.0"
 python-stdnum==1.18 ; python_version >= "3.9" and python_version < "4.0"