diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9db5be8adbfe5278fdf35b41e3beaca0ab058c27..0e1f82ca7125e5c0d630df08250a3519ca65e1e4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,7 +3,11 @@ image: python:latest
 run:
   script:
     - pip install jupyter nbconvert
-    - pip install matplotlib nifty8 ift-resolve
+    - pip install matplotlib nifty8 pybind11
+    - git clone --recursive https://gitlab.mpcdf.mpg.de/ift/resolve
+    - cd resolve
+    - pip install .
+    - cd ..
     - jupyter nbconvert --execute --ExecutePreprocessor.timeout=None --to html demo_CorrelatedFields.ipynb
     - jupyter nbconvert --execute --ExecutePreprocessor.timeout=None --to html demo_radio.ipynb
     - jupyter nbconvert --execute --ExecutePreprocessor.timeout=None --to html demo_poisson.ipynb
diff --git a/demo_CorrelatedFields.ipynb b/demo_CorrelatedFields.ipynb
index ccc38e498244d423d1b5d3d3287d92ff263f84dc..873eb366ce5614f49bd64017a73f4e4d5a48b1d5 100644
--- a/demo_CorrelatedFields.ipynb
+++ b/demo_CorrelatedFields.ipynb
@@ -37,7 +37,6 @@
     "import nifty8 as ift\n",
     "import matplotlib.pyplot as plt\n",
     "plt.rcParams['figure.dpi'] = 100\n",
-    "plt.style.use(\"seaborn-notebook\")\n",
     "import numpy as np\n",
     "\n",
     "n_pix = 256\n",
@@ -725,7 +724,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.4"
+   "version": "3.11.5"
   },
   "vscode": {
    "interpreter": {
diff --git a/demo_wiener_filter.ipynb b/demo_wiener_filter.ipynb
index 14251f92ac95e889e7ae7061a4d141daecb2b5a8..6670846110efda3c64d76d1e213609243f4ad167 100644
--- a/demo_wiener_filter.ipynb
+++ b/demo_wiener_filter.ipynb
@@ -99,8 +99,7 @@
     "import numpy as np\n",
     "import nifty8 as ift\n",
     "import matplotlib.pyplot as plt\n",
-    "plt.rcParams['figure.dpi'] = 100\n",
-    "plt.style.use(\"seaborn-notebook\")"
+    "plt.rcParams['figure.dpi'] = 100"
    ]
   },
   {
@@ -604,6 +603,18 @@
    "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.11.5"
   }
  },
  "nbformat": 4,