diff --git a/classes/exceptions.py b/classes/exceptions.py
index 1bec769..73c739a 100644
--- a/classes/exceptions.py
+++ b/classes/exceptions.py
@@ -1,7 +1,9 @@
 from typing import Literal
 
+from fastapi import HTTPException
 
-class AlbumNotFoundError(Exception):
+
+class AlbumNotFoundError(HTTPException):
     """Raises HTTP 404 if no album with this ID found."""
 
     def __init__(self, id: str):
@@ -16,7 +18,7 @@ class AlbumNotFoundError(Exception):
         }
 
 
-class AlbumNameNotFoundError(Exception):
+class AlbumNameNotFoundError(HTTPException):
     """Raises HTTP 404 if no album with this name found."""
 
     def __init__(self, name: str):
@@ -29,9 +31,15 @@ class AlbumNameNotFoundError(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=404,
+            detail=self.openapi["content"]["application/json"]["example"][
+                "detail"
+            ].format(name=self.name),
+        )
 
 
-class AlbumAlreadyExistsError(Exception):
+class AlbumAlreadyExistsError(HTTPException):
     """Raises HTTP 409 if album with this name already exists."""
 
     def __init__(self, name: str):
@@ -44,9 +52,15 @@ class AlbumAlreadyExistsError(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=409,
+            detail=self.openapi["content"]["application/json"]["example"][
+                "detail"
+            ].format(name=self.name),
+        )
 
 
-class AlbumIncorrectError(Exception):
+class AlbumIncorrectError(HTTPException):
     """Raises HTTP 406 if album's title or name is invalid."""
 
     def __init__(self, place: Literal["name", "title"], error: str) -> None:
@@ -56,13 +70,19 @@ class AlbumIncorrectError(Exception):
             "description": "Album Name/Title Invalid",
             "content": {
                 "application/json": {
-                    "example": {"detail": "Album {name/title} invalid: {error}"}
+                    "example": {"detail": "Album {place} invalid: {error}"}
                 }
             },
         }
+        super().__init__(
+            status_code=406,
+            detail=self.openapi["content"]["application/json"]["example"][
+                "detail"
+            ].format(place=self.place, error=self.error),
+        )
 
 
-class PhotoNotFoundError(Exception):
+class PhotoNotFoundError(HTTPException):
     """Raises HTTP 404 if no photo with this ID found."""
 
     def __init__(self, id: str):
@@ -75,9 +95,15 @@ class PhotoNotFoundError(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=404,
+            detail=self.openapi["content"]["application/json"]["example"][
+                "detail"
+            ].format(id=self.id),
+        )
 
 
-class PhotoSearchQueryEmptyError(Exception):
+class PhotoSearchQueryEmptyError(HTTPException):
     """Raises HTTP 422 if no photo search query provided."""
 
     def __init__(self):
@@ -91,9 +117,13 @@ class PhotoSearchQueryEmptyError(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=422,
+            detail=self.openapi["content"]["application/json"]["example"]["detail"],
+        )
 
 
-class VideoNotFoundError(Exception):
+class VideoNotFoundError(HTTPException):
     """Raises HTTP 404 if no video with this ID found."""
 
     def __init__(self, id: str):
@@ -106,9 +136,15 @@ class VideoNotFoundError(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=404,
+            detail=self.openapi["content"]["application/json"]["example"][
+                "detail"
+            ].format(id=self.id),
+        )
 
 
-class VideoSearchQueryEmptyError(Exception):
+class VideoSearchQueryEmptyError(HTTPException):
     """Raises HTTP 422 if no video search query provided."""
 
     def __init__(self):
@@ -122,9 +158,13 @@ class VideoSearchQueryEmptyError(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=422,
+            detail=self.openapi["content"]["application/json"]["example"]["detail"],
+        )
 
 
-class SearchPageInvalidError(Exception):
+class SearchPageInvalidError(HTTPException):
     """Raises HTTP 400 if page or page size are not in valid range."""
 
     def __init__(self):
@@ -138,9 +178,13 @@ class SearchPageInvalidError(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=400,
+            detail=self.openapi["content"]["application/json"]["example"]["detail"],
+        )
 
 
-class SearchTokenInvalidError(Exception):
+class SearchTokenInvalidError(HTTPException):
     """Raises HTTP 401 if search token is not valid."""
 
     def __init__(self):
@@ -150,9 +194,13 @@ class SearchTokenInvalidError(Exception):
                 "application/json": {"example": {"detail": "Invalid search token."}}
             },
         }
+        super().__init__(
+            status_code=401,
+            detail=self.openapi["content"]["application/json"]["example"]["detail"],
+        )
 
 
-class UserEmailCodeInvalid(Exception):
+class UserEmailCodeInvalid(HTTPException):
     """Raises HTTP 400 if email confirmation code is not valid."""
 
     def __init__(self):
@@ -164,9 +212,13 @@ class UserEmailCodeInvalid(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=400,
+            detail=self.openapi["content"]["application/json"]["example"]["detail"],
+        )
 
 
-class UserAlreadyExists(Exception):
+class UserAlreadyExists(HTTPException):
     """Raises HTTP 409 if user with this name already exists."""
 
     def __init__(self):
@@ -178,9 +230,13 @@ class UserAlreadyExists(Exception):
                 }
             },
         }
+        super().__init__(
+            status_code=409,
+            detail=self.openapi["content"]["application/json"]["example"]["detail"],
+        )
 
 
-class AccessTokenInvalidError(Exception):
+class AccessTokenInvalidError(HTTPException):
     """Raises HTTP 401 if access token is not valid."""
 
     def __init__(self):
@@ -190,9 +246,13 @@ class AccessTokenInvalidError(Exception):
                 "application/json": {"example": {"detail": "Invalid access token."}}
             },
         }
+        super().__init__(
+            status_code=401,
+            detail=self.openapi["content"]["application/json"]["example"]["detail"],
+        )
 
 
-class UserCredentialsInvalid(Exception):
+class UserCredentialsInvalid(HTTPException):
     """Raises HTTP 401 if user credentials are not valid."""
 
     def __init__(self):
@@ -202,3 +262,7 @@ class UserCredentialsInvalid(Exception):
                 "application/json": {"example": {"detail": "Invalid credentials."}}
             },
         }
+        super().__init__(
+            status_code=401,
+            detail=self.openapi["content"]["application/json"]["example"]["detail"],
+        )