diff --git a/mangadlp/api/mangadex.py b/mangadlp/api/mangadex.py
index c47f959..40357fe 100644
--- a/mangadlp/api/mangadex.py
+++ b/mangadlp/api/mangadex.py
@@ -45,14 +45,11 @@ class Mangadex:
         self.api_additions = f"{self.api_language}&{self.api_content_ratings}"
 
         # infos from functions
-        try:
-            self.manga_uuid = self.get_manga_uuid()
-            self.manga_data = self.get_manga_data()
-            self.manga_title = self.get_manga_title()
-            self.manga_chapter_data = self.get_chapter_data()
-            self.chapter_list = self.create_chapter_list()
-        except Exception as exc:
-            raise RuntimeError from exc
+        self.manga_uuid = self.get_manga_uuid()
+        self.manga_data = self.get_manga_data()
+        self.manga_title = self.get_manga_title()
+        self.manga_chapter_data = self.get_chapter_data()
+        self.chapter_list = self.create_chapter_list()
 
     # get the uuid for the manga
     def get_manga_uuid(self) -> str:
@@ -65,7 +62,7 @@ class Mangadex:
             uuid = uuid_regex.search(self.url_uuid)[0]  # type: ignore
         except Exception as exc:
             log.error("No valid UUID found")
-            raise KeyError("No valid UUID found") from exc
+            raise exc
 
         return uuid
 
@@ -81,7 +78,7 @@ class Mangadex:
             except Exception as exc:
                 if counter >= 3:
                     log.error("Maybe the MangaDex API is down?")
-                    raise ConnectionError("Maybe the MangaDex API is down?") from exc
+                    raise exc
                 log.error("Mangadex API not reachable. Retrying")
                 sleep(2)
                 counter += 1
@@ -90,7 +87,7 @@ class Mangadex:
         # check if manga exists
         if response.json()["result"] != "ok":
             log.error("Manga not found")
-            raise KeyError("Manga not found")
+            raise KeyError
 
         return response.json()["data"]
 
@@ -101,7 +98,7 @@ class Mangadex:
         # try to get the title in requested language
         try:
             title = attributes["title"][self.language]
-        except Exception:
+        except KeyError:
             log.info("Manga title not found in requested language. Trying alt titles")
         else:
             log.debug(f"Language={self.language}, Title='{title}'")
@@ -115,7 +112,7 @@ class Mangadex:
                     alt_title = item
                     break
             title = alt_title[self.language]
-        except Exception:
+        except KeyError:
             log.warning(
                 "Manga title also not found in alt titles. Falling back to english title"
             )
@@ -140,7 +137,7 @@ class Mangadex:
             log.error(
                 "Error retrieving the chapters list. Did you specify a valid language code?"
             )
-            raise KeyError from exc
+            raise exc
         else:
             if total_chapters == 0:
                 log.error("No chapters available to download in specified language")
diff --git a/mangadlp/downloader.py b/mangadlp/downloader.py
index da00687..749b712 100644
--- a/mangadlp/downloader.py
+++ b/mangadlp/downloader.py
@@ -41,7 +41,7 @@ def download_chapter(
             except Exception as exc:
                 if counter >= 3:
                     log.error("Maybe the MangaDex Servers are down?")
-                    raise ConnectionError from exc
+                    raise exc
                 sleep(download_wait)
                 counter += 1
             else:
@@ -54,7 +54,7 @@ def download_chapter(
                 shutil.copyfileobj(r.raw, file)
         except Exception as exc:
             log.error("Can't write file")
-            raise IOError from exc
+            raise exc
 
         image_num += 1
         sleep(download_wait)
diff --git a/mangadlp/utils.py b/mangadlp/utils.py
index d76dd7e..a97caaa 100644
--- a/mangadlp/utils.py
+++ b/mangadlp/utils.py
@@ -18,7 +18,7 @@ def make_archive(chapter_path: Path, file_format: str) -> None:
         # rename zip to file format requested
         zip_path.replace(zip_path.with_suffix(file_format))
     except Exception as exc:
-        raise IOError from exc
+        raise exc
 
 
 def make_pdf(chapter_path: Path) -> None:
@@ -26,7 +26,7 @@ def make_pdf(chapter_path: Path) -> None:
         import img2pdf  # pylint: disable=import-outside-toplevel
     except Exception as exc:
         log.error("Cant import img2pdf. Please install it first")
-        raise ImportError from exc
+        raise exc
 
     pdf_path: Path = Path(f"{chapter_path}.pdf")
     images: list[str] = []
@@ -36,7 +36,7 @@ def make_pdf(chapter_path: Path) -> None:
         pdf_path.write_bytes(img2pdf.convert(images))
     except Exception as exc:
         log.error("Can't create '.pdf' archive")
-        raise IOError from exc
+        raise exc
 
 
 # create a list of chapters