diff --git a/.maint/update_requirements.py b/.maint/update_requirements.py
deleted file mode 100644
index cd797ef3..00000000
--- a/.maint/update_requirements.py
+++ /dev/null
@@ -1,48 +0,0 @@
-#!/usr/bin/env python3
-from copy import copy
-from pathlib import Path
-from packaging.requirements import Requirement, SpecifierSet
-
-try:
-    from tomllib import loads  # Python +3.11
-except ImportError:
-    from pip._vendor.tomli import loads
-
-repo_root = Path(__file__).parent.parent
-pyproject = repo_root / "pyproject.toml"
-reqs = repo_root / "requirements.txt"
-min_reqs = repo_root / "min-requirements.txt"
-
-requirements = [
-    Requirement(req)
-    for req in loads(pyproject.read_text())["project"]["dependencies"]
-]
-
-script_name = Path(__file__).relative_to(repo_root)
-
-
-def to_min(req):
-    if req.specifier:
-        req = copy(req)
-        try:
-            min_spec = [
-                spec
-                for spec in req.specifier
-                if spec.operator in (">=", "~=")
-            ][0]
-        except IndexError:
-            return req
-        min_spec._spec = ("==",) + min_spec._spec[1:]
-        req.specifier = SpecifierSet(str(min_spec))
-    return req
-
-
-lines = [f"# Auto-generated by {script_name}", ""]
-
-# Write requirements
-lines[1:-1] = [str(req) for req in requirements]
-reqs.write_text("\n".join(lines))
-
-# Write minimum requirements
-lines[1:-1] = [str(to_min(req)) for req in requirements]
-min_reqs.write_text("\n".join(lines))
diff --git a/min-requirements.txt b/min-requirements.txt
deleted file mode 100644
index e8efba90..00000000
--- a/min-requirements.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-# Auto-generated by .maint/update_requirements.py
-dipy==1.3.0
-joblib
-nipype==1.5.1
-nitransforms==21.0.0
-nireports
-numpy==1.17.3
-nest-asyncio==1.5.1
-scikit-image==0.14.2
-scipy==1.8.0
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 437d9d14..00000000
--- a/requirements.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-# Auto-generated by .maint/update_requirements.py
-dipy>=1.3.0
-joblib
-nipype<2.0,>=1.5.1
-nitransforms>=21.0.0
-nireports
-numpy>=1.17.3
-nest-asyncio>=1.5.1
-scikit-image>=0.14.2
-scipy>=1.8.0