diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ac04d6b..f23a96f 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -18,7 +18,7 @@ repos:
       - id: trailing-whitespace
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.15.20"
+    rev: "v0.16.1"
     hooks:
       - id: ruff-format
       - id: ruff-check
diff --git a/docs/conf.py b/docs/conf.py
index f1b0b84..0a420f6 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -143,7 +143,7 @@
             "name": "Radionets Project",
             "url": "https://github.com/radionets-project",
             "type": "url",
-            "icon": "https://avatars.githubusercontent.com/u/77392854?s=200&v=4",  # noqa: E501
+            "icon": "https://avatars.githubusercontent.com/u/77392854?s=200&v=4",
         },
     ],
     "logo": {
diff --git a/src/radiotools/fiducial/fiducial.py b/src/radiotools/fiducial/fiducial.py
index 094e315..e61e760 100644
--- a/src/radiotools/fiducial/fiducial.py
+++ b/src/radiotools/fiducial/fiducial.py
@@ -1,11 +1,11 @@
 import warnings
 from pathlib import Path
 
-import astropy.units as units
 import matplotlib
 import matplotlib as mpl
 import matplotlib.pyplot as plt
 import numpy as np
+from astropy import units
 from astropy.constants import c
 from astropy.io import fits
 from astropy.io.fits import PrimaryHDU
diff --git a/src/radiotools/info.py b/src/radiotools/info.py
index cfc7781..7df906a 100644
--- a/src/radiotools/info.py
+++ b/src/radiotools/info.py
@@ -55,7 +55,7 @@ def _info_version():
 
     print("\n*** radiotools version info ***\n")
     print(f"version: {radiotools.__version__}")
-    print("")
+    print()
 
 
 def _info_dependencies():
@@ -68,7 +68,7 @@ def _info_dependencies():
 
     for dep in deps:
         req = Requirement(dep)
-        print(f"{req.name:>20} -- {str(req.specifier)}")
+        print(f"{req.name:>20} -- {req.specifier!s}")
 
 
 def _info_tools():
@@ -77,7 +77,7 @@ def _info_tools():
     # https://github.com/cta-observatory/ctapipe/blob/main/src/ctapipe/tools/info.py
     print("\n*** radiotools cli-tools ***\n")
     print("The following can be executed by typing radiotools-<toolname>:")
-    print("")
+    print()
     tools = {
         ep.name: ep.value
         for ep in distribution("radiotools").entry_points
@@ -103,8 +103,8 @@ def _info_tools():
     for name, descr in sorted(description.items()):
         text = f"{name:<30s} -- {descr}"
         print(wrapper.fill(text))
-        print("")
-    print("")
+        print()
+    print()
 
 
 if __name__ == "__main__":
diff --git a/src/radiotools/layouts/layouts.py b/src/radiotools/layouts/layouts.py
index a195970..790fb6b 100644
--- a/src/radiotools/layouts/layouts.py
+++ b/src/radiotools/layouts/layouts.py
@@ -431,7 +431,7 @@ def save(self, path, fmt="pyvisgen", overwrite=False, rel_to_site=None):
                     "station_name X Y Z dish_dia el_low el_high SEFD altitude\n"
                 )
 
-                for i in range(0, len(self.x)):
+                for i in range(len(self.x)):
                     row = map(
                         str,
                         [
@@ -455,7 +455,7 @@ def save(self, path, fmt="pyvisgen", overwrite=False, rel_to_site=None):
 
                 data.append("# X Y Z dish_dia station_name\n")
 
-                for i in range(0, len(self.x)):
+                for i in range(len(self.x)):
                     row = map(
                         str,
                         [
@@ -935,7 +935,7 @@ def geocentric2geodetic(x, y, z):
         alt = alt.value
     else:
         lon, lat, alt = np.array([]), np.array([]), np.array([])
-        for i in range(0, len(x)):
+        for i in range(len(x)):
             loc = EarthLocation.from_geocentric(x[i], y[i], z[i], "m")
             lon = np.append(lon, loc.lon.deg)
             lat = np.append(lat, loc.lon.deg)
@@ -967,7 +967,7 @@ def geodetic2geocentric(lon, lat, alt):
         z = z.value
     else:
         x, y, z = np.array([]), np.array([]), np.array([])
-        for i in range(0, len(lon)):
+        for i in range(len(lon)):
             loc = EarthLocation.from_geodetic(lon=lon[i], lat=lat[i], height=alt[i])
             x = np.append(x, loc.x.value)
             y = np.append(y, loc.y.value)
diff --git a/src/radiotools/utils/__init__.py b/src/radiotools/utils/__init__.py
index ada03a9..2156f96 100644
--- a/src/radiotools/utils/__init__.py
+++ b/src/radiotools/utils/__init__.py
@@ -1,10 +1,10 @@
 from .utils import beam2pix, get_array_names, pix2beam, rms, rmtree, uvfits2ms
 
 __all__ = [
-    "get_array_names",
     "beam2pix",
+    "get_array_names",
     "pix2beam",
     "rms",
-    "uvfits2ms",
     "rmtree",
+    "uvfits2ms",
 ]
diff --git a/src/radiotools/visibility/visibility.py b/src/radiotools/visibility/visibility.py
index 20779be..6380a7f 100644
--- a/src/radiotools/visibility/visibility.py
+++ b/src/radiotools/visibility/visibility.py
@@ -411,7 +411,7 @@ def _time_delta(self, r1, r2):
         return max(0, delta)
 
     def get_optimal_date(self, print_result: bool = False) -> list:
-        """Computes the best date to observe the target source.
+        r"""Computes the best date to observe the target source.
         Returns a list of three :class:`~pandas.Timestamp` where the
         first and last are the best date :math:`\pm` `obs_length / 2`.
 
@@ -470,7 +470,7 @@ def get_optimal_date(self, print_result: bool = False) -> list:
         result = times[int(np.argmax(dt.sum(axis=0)))]
 
         if print_result:
-            print("")
+            print()
             tab = Table(title="*** Best observation time ***")
             tab.add_column("Station ID", justify="right", style="cyan")
             tab.add_column("Obs. time start")
@@ -485,6 +485,6 @@ def get_optimal_date(self, print_result: bool = False) -> list:
             )
             console = Console()
             console.print(tab)
-            print("")
+            print()
 
         return result