diff --git a/mlair/run_modules/post_processing.py b/mlair/run_modules/post_processing.py
index cbe112caf7256504ab05bd4eecca574235ed350e..7e400551fe975b45d3f4ee517b36999a02915adf 100644
--- a/mlair/run_modules/post_processing.py
+++ b/mlair/run_modules/post_processing.py
@@ -1112,6 +1112,7 @@ class PostProcessing(RunEnvironment):
                                           self.observation_indicator)
             else:
                 model_list = None
+                continue
 
             # data_total_bias_free, data_seasonal_bias_free
             bias_free_data = statistics.calculate_bias_free_data(combined, time_dim=self.index_dim, window_size=30)