diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 71c5e264..d4476de6 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,7 +7,7 @@ repos:
     hooks:
       - id: trailing-whitespace
   - repo: https://github.com/psf/black
-    rev: "24.8.0"
+    rev: "26.5.1"
     hooks:
       - id: black
   - repo: https://github.com/PyCQA/flake8
diff --git a/croud/clusters/commands.py b/croud/clusters/commands.py
index 0b72f8ef..b1d0102a 100644
--- a/croud/clusters/commands.py
+++ b/croud/clusters/commands.py
@@ -1104,13 +1104,13 @@ def _wait_for_completed_operation(
 
         # Call for custom feedback if function available and there is status to report.
         if status in ["IN_PROGRESS", "SUCCEEDED"] and feedback_func:
-            (feedback_f, feedback_args) = feedback_func
+            feedback_f, feedback_args = feedback_func
             feedback_f(status, feedback, *feedback_args)
 
         # Final statuses
         if status == "SUCCEEDED":
             if post_success_func:
-                (func, call_args) = post_success_func
+                func, call_args = post_success_func
                 func(*call_args)
             print_success("Operation completed.")
             break
diff --git a/docs/conf.py b/docs/conf.py
index 1c4e0619..b159dd87 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,6 +1,6 @@
 from crate.theme.rtd.conf.cloud_cli import *  # noqa
 
-extensions.append("sphinxarg.ext")  # type:ignore # noqa:F405
+extensions.append("sphinxarg.ext")  # type: ignore # noqa:F405
 
 html_static_path = ["_static"]
 html_context = {"extra_css_files": ["_static/sphinxarg.css"]}
diff --git a/setup.py b/setup.py
index d21b2b22..8a306e1c 100644
--- a/setup.py
+++ b/setup.py
@@ -69,7 +69,7 @@
             "tox<4",
         ],
         "development": [
-            "black<26",
+            "black<27",
             "flake8<7.3",
             "isort<6",
             "mypy<2.4",
diff --git a/tests/commands/test_config.py b/tests/commands/test_config.py
index e4a10a5e..0b803ab0 100644
--- a/tests/commands/test_config.py
+++ b/tests/commands/test_config.py
@@ -143,8 +143,7 @@ def test_config_show(config, capsys):
 def test_invalid_config(capsys, tmp_path):
     with open(tmp_path / "invalid.yaml", "w") as fp:
         # Write a legacy format config
-        fp.write(
-            """\
+        fp.write("""\
 auth:
   contexts:
     dev:
@@ -159,8 +158,7 @@ def test_invalid_config(capsys, tmp_path):
   current_context: prod
 output_fmt: table
 region: bregenz.a1
-"""
-        )
+""")
 
     invalid_config = Configuration("invalid.yaml", tmp_path)
 
diff --git a/tests/test_configuration.py b/tests/test_configuration.py
index abcb222f..bbb23610 100644
--- a/tests/test_configuration.py
+++ b/tests/test_configuration.py
@@ -113,12 +113,10 @@ def test_load_invalid_configuration(tmp_path):
         "croud.config.configuration.user_config_dir", return_value=str(tmp_path)
     ):
         with open(tmp_path / "test.yaml", "w") as fp:
-            fp.write(
-                """\
+            fp.write("""\
 current-profile: foo
 default-format: table
-"""
-            )
+""")
         config = Configuration("test.yaml")
         with pytest.raises(InvalidConfiguration, match="is not a valid configuration"):
             _ = config.config
@@ -129,8 +127,7 @@ def test_load_with_api_keys(tmp_path):
         "croud.config.configuration.user_config_dir", return_value=str(tmp_path)
     ):
         with open(tmp_path / "test.yaml", "w") as fp:
-            fp.write(
-                """
+            fp.write("""
 default-format: table
 current-profile: cratedb.cloud
 profiles:
@@ -140,8 +137,7 @@ def test_load_with_api_keys(tmp_path):
     secret: my-secret
     endpoint: https://console.cratedb.cloud
     region: _any_
-"""
-            )
+""")
         config = Configuration("test.yaml")
         assert config.key == "my-key"
         assert config.secret == "my-secret"