diff --git a/.github/workflows/ci_pipeline.yml b/.github/workflows/ci_pipeline.yml
index 2bfbdfe5214b4cc4a83b2e0e0a377a319555083a..3487393df48ca79c26e9513b707f15cf636bfccf 100644
--- a/.github/workflows/ci_pipeline.yml
+++ b/.github/workflows/ci_pipeline.yml
@@ -173,7 +173,7 @@ jobs:
   user_firedrake_tests:
     runs-on: ubuntu-latest
     container:
-      image: firedrakeproject/firedrake-vanilla:2025-01
+      image: firedrakeproject/firedrake-vanilla:latest
       options: --user root
       volumes:
         - ${{ github.workspace }}:/repositories
diff --git a/pySDC/projects/GPU/paper_plots.py b/pySDC/projects/GPU/paper_plots.py
index b56b1f36bd7c5b31c2b6e1dacbc90dd40b56a37b..607bd8d2d557f3357c895641f1f84f36633cf6f0 100644
--- a/pySDC/projects/GPU/paper_plots.py
+++ b/pySDC/projects/GPU/paper_plots.py
@@ -1,4 +1,4 @@
-""" Make plots for publications """
+"""Make plots for publications"""
 
 import matplotlib.pyplot as plt
 from pySDC.helpers.plot_helper import setup_mpl, figsize_by_journal
diff --git a/pySDC/projects/Resilience/AC.py b/pySDC/projects/Resilience/AC.py
index 7579f0f71eb044f68eb410b08e6c4ba613204e08..a44b39d80758f3c3dce441c3f8e33c025bd053ca 100644
--- a/pySDC/projects/Resilience/AC.py
+++ b/pySDC/projects/Resilience/AC.py
@@ -339,7 +339,7 @@ class LivePlot(Hooks):  # pragma: no cover
         self.dt += [step.dt]
         self.axs[2].plot(self.t, self.dt)
         self.axs[2].set_yscale('log')
-        self.axs[2].axhline(step.levels[level_number].prob.eps ** 2, label=r'$\epsilon^2$', color='black', ls='--')
+        self.axs[2].axhline(step.levels[level_number].prob.eps**2, label=r'$\epsilon^2$', color='black', ls='--')
         self.axs[2].legend(frameon=False)
         self.axs[2].set_xlim([0, 0.03])
         self.axs[2].set_title(r'$\Delta t$')
diff --git a/pySDC/tests/test_convergence_controllers/test_adaptivity.py b/pySDC/tests/test_convergence_controllers/test_adaptivity.py
index 10b478c667571ccbedeeeac0d328317f936d4027..eca1b73f716261506b02993fd861377aa21aba2d 100644
--- a/pySDC/tests/test_convergence_controllers/test_adaptivity.py
+++ b/pySDC/tests/test_convergence_controllers/test_adaptivity.py
@@ -197,9 +197,7 @@ def multiple_tests(adaptivity, e_tol_range, num_nodes, **kwargs):
         not_passed += [(4, f'Expected order wrt e_tol {expected_order_error_e_tol}, but got {order_e_tol}!')]
     if not np.isclose(np.median(order_estimate_e_tol), expected_order_estimate_e_tol, atol=0.4):
         not_passed += [
-            (
-                f'Expected order wrt e_tol {expected_order_estimate_e_tol} in the estimate, but got {order_estimate_e_tol}!'
-            )
+            f'Expected order wrt e_tol {expected_order_estimate_e_tol} in the estimate, but got {order_estimate_e_tol}!'
         ]
 
     return not_passed