diff --git a/alphadia/search_step.py b/alphadia/search_step.py
index 07efa0e2..4173a128 100644
--- a/alphadia/search_step.py
+++ b/alphadia/search_step.py
@@ -137,6 +137,8 @@ def _init_config(
         if ConfigKeys.OUTPUT_DIRECTORY not in config:
             config[ConfigKeys.OUTPUT_DIRECTORY] = output_folder
 
+        config.to_yaml(os.path.join(output_folder, "frozen_config.yaml"))
+
         return config
 
     @property