diff --git a/server/vbv_lernwelt/competence/models.py b/server/vbv_lernwelt/competence/models.py
index fc69abd6..95622c4f 100644
--- a/server/vbv_lernwelt/competence/models.py
+++ b/server/vbv_lernwelt/competence/models.py
@@ -23,14 +23,14 @@ class CompetenceProfilePage(CourseBasePage):
         FieldPanel("title", classname="full title"),
     ]
 
-    def full_clean(self, *args, **kwargs):
+    def get_frontend_url(self):
+        return f"/course/{self.slug.replace('-competence', '')}/competence"
+
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_available_slug(
             slugify(f"{self.get_parent().slug}-competence", allow_unicode=True)
         )
-        super(CompetenceProfilePage, self).full_clean(*args, **kwargs)
-
-    def get_frontend_url(self):
-        return f"/course/{self.slug.replace('-competence', '')}/competence"
+        super(CompetenceProfilePage, self).save(clean, user, log_action, **kwargs)
 
 
 class CompetencePage(CourseBasePage):
@@ -54,14 +54,14 @@ class CompetencePage(CourseBasePage):
         FieldPanel("competence_id"),
     ]
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_available_slug(
             slugify(
                 f"{self.get_parent().slug}-competence-{self.competence_id}",
                 allow_unicode=True,
             )
         )
-        super(CompetencePage, self).full_clean(*args, **kwargs)
+        super(CompetencePage, self).save(clean, user, log_action, **kwargs)
 
 
 class PerformanceCriteria(CourseBasePage):
@@ -80,7 +80,7 @@ class PerformanceCriteria(CourseBasePage):
         FieldPanel("learning_unit"),
     ]
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         profile_parent = self.get_ancestors().exact_type(CompetenceProfilePage).last()
         if self.learning_unit and self.learning_unit.course_category:
             self.slug = find_available_slug(
@@ -96,7 +96,7 @@ class PerformanceCriteria(CourseBasePage):
                     allow_unicode=True,
                 )
             )
-        super(PerformanceCriteria, self).full_clean(*args, **kwargs)
+        super(PerformanceCriteria, self).save(clean, user, log_action, **kwargs)
 
     @classmethod
     def get_serializer_class(cls):
diff --git a/server/vbv_lernwelt/course/models.py b/server/vbv_lernwelt/course/models.py
index 2212a95e..6abf0e9d 100644
--- a/server/vbv_lernwelt/course/models.py
+++ b/server/vbv_lernwelt/course/models.py
@@ -127,9 +127,9 @@ class CoursePage(CourseBasePage):
     class Meta:
         verbose_name = _("Lehrgang-Seite")
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, *args, **kwargs):
         self.slug = find_available_slug(slugify(self.title, allow_unicode=True))
-        super(CoursePage, self).full_clean(*args, **kwargs)
+        super(CoursePage, self).save(*args, **kwargs)
 
     def __str__(self):
         return f"{self.title}"
diff --git a/server/vbv_lernwelt/learnpath/models.py b/server/vbv_lernwelt/learnpath/models.py
index 44d67520..7ed6dc51 100644
--- a/server/vbv_lernwelt/learnpath/models.py
+++ b/server/vbv_lernwelt/learnpath/models.py
@@ -35,11 +35,11 @@ class LearningPath(CourseBasePage):
     class Meta:
         verbose_name = "Learning Path"
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_available_slug(
             slugify(f"{self.get_parent().slug}-lp", allow_unicode=True)
         )
-        super(LearningPath, self).full_clean(*args, **kwargs)
+        super(LearningPath, self).save(clean, user, log_action, **kwargs)
 
     def __str__(self):
         return f"{self.title}"
@@ -60,9 +60,9 @@ class Topic(CourseBasePage):
         FieldPanel("is_visible"),
     ]
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_slug_with_parent_prefix(self, "topic")
-        super(Topic, self).full_clean(*args, **kwargs)
+        super(Topic, self).save(clean, user, log_action, **kwargs)
 
     def get_admin_display_title(self):
         return f"Thema: {self.draft_title}"
@@ -104,9 +104,9 @@ class Circle(CourseBasePage):
             return "ERROR: could not parse slug"
         return f"/course/{m.group('coursePart')}/learn/{m.group('circlePart')}"
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_slug_with_parent_prefix(self, "circle")
-        super(Circle, self).full_clean(*args, **kwargs)
+        super(Circle, self).save(clean, user, log_action, **kwargs)
 
     class Meta:
         verbose_name = "Circle"
@@ -146,9 +146,9 @@ class LearningSequence(CourseBasePage):
     def get_admin_display_title(self):
         return f"LS: {self.draft_title}"
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_slug_with_parent_prefix(self, "ls")
-        super(LearningSequence, self).full_clean(*args, **kwargs)
+        super(LearningSequence, self).save(clean, user, log_action, **kwargs)
 
     def get_frontend_url(self):
         r = re.compile(
@@ -177,7 +177,7 @@ class LearningUnit(CourseBasePage):
     def __str__(self):
         return f"{self.title}"
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         course = None
         course_parent_page = self.get_ancestors().exact_type(CoursePage).last()
         if course_parent_page:
@@ -194,7 +194,7 @@ class LearningUnit(CourseBasePage):
             self.slug = find_slug_with_parent_prefix(
                 self, "lu", self.course_category.title
             )
-        super(LearningUnit, self).full_clean(*args, **kwargs)
+        super(LearningUnit, self).save(clean, user, log_action, **kwargs)
 
     def get_frontend_url(self):
         r = re.compile(
@@ -291,9 +291,9 @@ class LearningContent(CourseBasePage):
             return "ERROR: could not parse slug"
         return f"/course/{m.group('coursePart')}/learn/{m.group('circlePart')}/{m.group('lcPart')}"
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_slug_with_parent_prefix(self, "lc")
-        super(LearningContent, self).full_clean(*args, **kwargs)
+        super().save(**kwargs)
 
 
 def find_slug_with_parent_prefix(page, type_prefix, slug_postfix=None):
diff --git a/server/vbv_lernwelt/media_library/models.py b/server/vbv_lernwelt/media_library/models.py
index cd862a1a..763cde4d 100644
--- a/server/vbv_lernwelt/media_library/models.py
+++ b/server/vbv_lernwelt/media_library/models.py
@@ -23,11 +23,11 @@ class MediaLibraryPage(CourseBasePage):
         FieldPanel("title", classname="full title"),
     ]
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_available_slug(
             slugify(f"{self.get_parent().slug}-media", allow_unicode=True)
         )
-        super(MediaLibraryPage, self).full_clean(*args, **kwargs)
+        super(MediaLibraryPage, self).save(clean, user, log_action, **kwargs)
 
     def get_frontend_url(self):
         return f"/media/{self.slug}"
@@ -84,11 +84,11 @@ class MediaCategoryPage(CourseBasePage):
         StreamFieldPanel("body"),
     ]
 
-    def full_clean(self, *args, **kwargs):
+    def save(self, clean=True, user=None, log_action=False, **kwargs):
         self.slug = find_available_slug(
             slugify(f"{self.get_parent().slug}-cat-{self.title}", allow_unicode=True)
         )
-        super(MediaCategoryPage, self).full_clean(*args, **kwargs)
+        super(MediaCategoryPage, self).save(clean, user, log_action, **kwargs)
 
     def get_frontend_url(self):
         r = re.compile(r"^(?P<coursePart>.+?)-media-cat-(?P<catPart>.+)$")