diff --git a/src/plotting/postprocessing_plotting.py b/src/plotting/postprocessing_plotting.py
index 4c5d5ca0f9a9c26d0b8085e89e4bbacf2525e33a..0b68a8f436454a5a2570e4109ecb4915addbaefc 100644
--- a/src/plotting/postprocessing_plotting.py
+++ b/src/plotting/postprocessing_plotting.py
@@ -21,6 +21,8 @@ import cartopy.feature as cfeature
 from matplotlib.backends.backend_pdf import PdfPages
 
 from typing import Dict, List, Tuple
+from pandas.plotting import register_matplotlib_converters
+register_matplotlib_converters()
 
 logging.getLogger('matplotlib').setLevel(logging.WARNING)
 
diff --git a/src/run_modules/post_processing.py b/src/run_modules/post_processing.py
index 37651d0cf38f8d669018c5fbd5bcd113115905b1..01a7adaad0f2efbe978253c3c8323529ab8314a3 100644
--- a/src/run_modules/post_processing.py
+++ b/src/run_modules/post_processing.py
@@ -46,7 +46,7 @@ class PostProcessing(RunEnvironment):
             self.make_prediction()
             logging.info("take a look on the next reported time measure. If this increases a lot, one should think to "
                          "skip make_prediction() whenever it is possible to save time.")
-        # self.skill_scores = self.calculate_skill_scores()
+        self.skill_scores = self.calculate_skill_scores()
         self.plot()
 
     def _load_model(self):