diff --git a/protzilla/disk_operator.py b/protzilla/disk_operator.py
index 93a077eb..afd343f7 100644
--- a/protzilla/disk_operator.py
+++ b/protzilla/disk_operator.py
@@ -84,7 +84,6 @@ def write(file_path: Path, dataframe: pd.DataFrame):
 class KEYS:
     # We add this here to avoid typos and signal to the developer that accessing the keys should be done through this class only
     CURRENT_STEP_INDEX = "current_step_index"
-    FAVOURITE = "favourite"
     STEPS = "steps"
     STEP_OUTPUTS = "output"
     STEP_FORM_INPUTS = "form_inputs"
@@ -124,7 +123,6 @@ def read_run(self, file: Path | None = None) -> StepManager:
                     run.get(KEYS.CURRENT_STEP_INDEX, 0), len(step_manager.all_steps) - 1
                 ),
             )
-            step_manager.favourite = run.get(KEYS.FAVOURITE, False)
             return step_manager
 
     def write_run(self, step_manager: StepManager) -> None:
@@ -136,7 +134,6 @@ def write_run(self, step_manager: StepManager) -> None:
             self.clean_dataframes_dir(step_manager)
             run = {}
             run[KEYS.CURRENT_STEP_INDEX] = step_manager.current_step_index
-            run[KEYS.FAVOURITE] = step_manager.favourite
             run[KEYS.DF_MODE] = step_manager.df_mode
             run[KEYS.STEPS] = []
             for step in step_manager.all_steps:
diff --git a/protzilla/run.py b/protzilla/run.py
index e11838cb..d35bcb1b 100644
--- a/protzilla/run.py
+++ b/protzilla/run.py
@@ -46,12 +46,12 @@ def get_available_runinfo() -> tuple[list[dict[str, str | list[str]]], list[dict
         for step in steps:
             step_names.append(step.display_name)
 
-        tags = set()
         metadata_yaml_path = os.path.join(directory_path, "metadata.yaml")
         if os.path.isfile(metadata_yaml_path):
             yaml_operator = YamlOperator()
             metadata = yaml_operator.read(metadata_yaml_path)
-            tags = metadata.get("tags")
+            tags = metadata.get("tags", set())
+            favourite = metadata.get("favourite", False)
         
         for tag  in tags:
             all_tags.add(tag)
@@ -62,11 +62,11 @@ def get_available_runinfo() -> tuple[list[dict[str, str | list[str]]], list[dict
             "modification_date": datetime.datetime.fromtimestamp(modification_time).strftime("%d %m %Y"),
             "memory_mode": step_manager.df_mode,
             "run_steps" : step_names,
-            "favourite_status" : step_manager.favourite,
+            "favourite_status" : favourite,
             "run_tags": tags
             }
         
-        if step_manager.favourite: 
+        if favourite: 
             runs_favourited.append(run)
         else:
             runs.append(run)
diff --git a/protzilla/steps.py b/protzilla/steps.py
index b18f4b5e..eecf0d04 100644
--- a/protzilla/steps.py
+++ b/protzilla/steps.py
@@ -324,7 +324,6 @@ def __init__(
         self.df_mode = df_mode
         self.disk_operator = disk_operator
         self.current_step_index = 0
-        self.favourite = False #might cause problems because of backwards-compatibility
         self.importing = []
         self.data_preprocessing = []
         self.data_analysis = []
diff --git a/ui/runs/views.py b/ui/runs/views.py
index 1a3de726..a75418f0 100644
--- a/ui/runs/views.py
+++ b/ui/runs/views.py
@@ -222,12 +222,19 @@ def favourite(request: HttpRequest):
     else:
         favourite_status = True
 
-    disk_operator = DiskOperator(run_name, "dummy_workflow_name")
     directory_path = os.path.join(paths.RUNS_PATH, run_name)
-    yaml_path = os.path.join(directory_path, "run.yaml")
-    step_manager = disk_operator.read_run(yaml_path)
-    step_manager.favourite = not favourite_status
-    disk_operator.write_run(step_manager)
+    metadata_yaml_path = os.path.join(directory_path, "metadata.yaml")
+
+    yaml_operator = YamlOperator()
+    metadata = {}
+    if not os.path.exists(metadata_yaml_path):
+        with open(metadata_yaml_path, 'w') as file:
+            pass
+    else:
+        metadata = yaml_operator.read(metadata_yaml_path)
+
+    metadata["favourite"]= not metadata.get("favourite", False)
+    yaml_operator.write(Path(metadata_yaml_path), metadata)
 
     return HttpResponseRedirect(reverse("runs:index"))
 
@@ -259,11 +266,8 @@ def add_tag(request: HttpRequest):
         metadata = yaml_operator.read(metadata_yaml_path)
         tags_from_metadata = metadata.get("tags")
         tags.update(tags_from_metadata)
-        print(tags)
     tags.add(run_tag)
-    print(tags)
     metadata["tags"]= tags
-    print(metadata)
     yaml_operator.write(Path(metadata_yaml_path), metadata)
 
     return HttpResponseRedirect(reverse("runs:index"))