diff --git a/.gitignore b/.gitignore
index 5151182..a32ab0e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@
 *.png
 *.npz
 *.so
+requirements.in
 
 # Generated directories
 /target
diff --git a/python/justfile b/python/justfile
index 0e2c88d..74c0692 100644
--- a/python/justfile
+++ b/python/justfile
@@ -68,7 +68,7 @@ requirements_in:
         with open("pyproject.toml", "rb") as pyf:
             config = tomllib.load(pyf)
 
-        outf.write("This file is autogenerated. Do not modify it!")
+        outf.write("# This file is autogenerated. Do not modify it!\n\n")
         outf.write("\n".join(config["build-system"]["requires"]))
 
 [private]
@@ -84,6 +84,7 @@ requirements_txt:
 
 [doc('Pin dependency versions to requirements.txt')]
 pin: requirements_txt requirements_test_txt
+    cargo update --verbose
 
 # }}}
 # {{{ develop
diff --git a/python/requirements-test.txt b/python/requirements-test.txt
index ac5611e..d593937 100644
--- a/python/requirements-test.txt
+++ b/python/requirements-test.txt
@@ -1,5 +1,5 @@
 # This file was autogenerated by uv via the following command:
-#    uv pip compile --universal --python-version 3.10 --extra test -o requirements-test.txt requirements.in pyproject.toml
+#    uv pip compile --universal --python-version 3.10 --extra test -o requirements-test.txt pyproject.toml requirements.in
 colorama==0.4.6 ; sys_platform == 'win32'
     # via pytest
 exceptiongroup==1.2.2 ; python_full_version < '3.11'
@@ -22,7 +22,7 @@ pluggy==1.5.0
     # via pytest
 pytest==8.3.4
     # via pymittagleffler (pyproject.toml)
-ruff==0.9.3
+ruff==0.9.4
     # via pymittagleffler (pyproject.toml)
 tomli==2.2.1 ; python_full_version < '3.11'
     # via
diff --git a/python/requirements.in b/python/requirements.in
deleted file mode 100644
index 376699e..0000000
--- a/python/requirements.in
+++ /dev/null
@@ -1,3 +0,0 @@
-# This file is autogenerated. Do not modify it!
-maturin>=1.6
-numpy
diff --git a/python/requirements.txt b/python/requirements.txt
index 603295b..085eae9 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,10 +1,4 @@
 # This file was autogenerated by uv via the following command:
-#    uv pip compile --universal --python-version 3.10 -o requirements.txt requirements.in pyproject.toml
-maturin==1.8.1
-    # via -r requirements.in
+#    uv pip compile --universal --python-version 3.10 -o requirements.txt pyproject.toml
 numpy==2.2.2
-    # via
-    #   -r requirements.in
-    #   pymittagleffler (pyproject.toml)
-tomli==2.2.1 ; python_full_version < '3.11'
-    # via maturin
+    # via pymittagleffler (pyproject.toml)