diff --git a/apps/api/src/routers/dev.py b/apps/api/src/routers/dev.py
index 79698abe..e5d11d23 100644
--- a/apps/api/src/routers/dev.py
+++ b/apps/api/src/routers/dev.py
@@ -8,7 +8,7 @@ router = APIRouter()
 @router.get("/config")
 async def config():
     config = get_learnhouse_config()
-    return config.model_dump()
+    return config.dict()
 
 
 
diff --git a/apps/api/src/services/blocks/block_types/imageBlock/imageBlock.py b/apps/api/src/services/blocks/block_types/imageBlock/imageBlock.py
index 34ceab64..501c7a78 100644
--- a/apps/api/src/services/blocks/block_types/imageBlock/imageBlock.py
+++ b/apps/api/src/services/blocks/block_types/imageBlock/imageBlock.py
@@ -54,7 +54,7 @@ async def create_image_block(
     block = Block(
         activity_id=activity.id if activity.id else 0,
         block_type=BlockTypeEnum.BLOCK_IMAGE,
-        content=block_data.model_dump(),
+        content=block_data.dict(),
         org_id=org.id if org.id else 0,
         course_id=course.id if course.id else 0,
         block_uuid=block_uuid,
diff --git a/apps/api/src/services/blocks/block_types/pdfBlock/pdfBlock.py b/apps/api/src/services/blocks/block_types/pdfBlock/pdfBlock.py
index 1d60a33b..4d69cc89 100644
--- a/apps/api/src/services/blocks/block_types/pdfBlock/pdfBlock.py
+++ b/apps/api/src/services/blocks/block_types/pdfBlock/pdfBlock.py
@@ -55,7 +55,7 @@ async def create_pdf_block(
     block = Block(
         activity_id=activity.id if activity.id else 0,
         block_type=BlockTypeEnum.BLOCK_DOCUMENT_PDF,
-        content=block_data.model_dump(),
+        content=block_data.dict(),
         org_id=org.id if org.id else 0,
         course_id=course.id if course.id else 0,
         block_uuid=block_uuid,
diff --git a/apps/api/src/services/blocks/block_types/videoBlock/videoBlock.py b/apps/api/src/services/blocks/block_types/videoBlock/videoBlock.py
index da3d91f8..2e05ec01 100644
--- a/apps/api/src/services/blocks/block_types/videoBlock/videoBlock.py
+++ b/apps/api/src/services/blocks/block_types/videoBlock/videoBlock.py
@@ -55,7 +55,7 @@ async def create_video_block(
     block = Block(
         activity_id=activity.id if activity.id else 0,
         block_type=BlockTypeEnum.BLOCK_VIDEO,
-        content=block_data.model_dump(),
+        content=block_data.dict(),
         org_id=org.id if org.id else 0,
         course_id=course.id if course.id else 0,
         block_uuid=block_uuid,
diff --git a/apps/api/src/services/courses/courses.py b/apps/api/src/services/courses/courses.py
index 1721c01d..6c09ea9c 100644
--- a/apps/api/src/services/courses/courses.py
+++ b/apps/api/src/services/courses/courses.py
@@ -326,6 +326,8 @@ async def get_courses_orgslug(
     page: int = 1,
     limit: int = 10,
 ):
+    
+    # TODO : This entire function is a mess. It needs to be rewritten.
 
     # Query for public courses
     statement_public = (
diff --git a/apps/api/src/services/install/install.py b/apps/api/src/services/install/install.py
index cd200e4e..f8c4e397 100644
--- a/apps/api/src/services/install/install.py
+++ b/apps/api/src/services/install/install.py
@@ -279,9 +279,9 @@ async def install_default_elements(db_session: Session):
     )
 
     # Serialize rights to JSON
-    role_global_admin.rights = role_global_admin.rights.model_dump()  # type: ignore
-    role_global_maintainer.rights = role_global_maintainer.rights.model_dump()  # type: ignore
-    role_global_user.rights = role_global_user.rights.model_dump()  # type: ignore
+    role_global_admin.rights = role_global_admin.rights.dict()  # type: ignore
+    role_global_maintainer.rights = role_global_maintainer.rights.dict()  # type: ignore
+    role_global_user.rights = role_global_user.rights.dict()  # type: ignore
 
     # Insert roles in DB
     db_session.add(role_global_admin)