diff --git a/pyproject.toml b/pyproject.toml
index 6c900e1..8bb6aa1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,10 +1,4 @@
-[build-system]
-requires = ["setuptools"]
-build-backend = "setuptools.build_meta"
-
-[project]
-name = "wallman"
-version = "1.5.2.7"
+version = "1.5.2.8"
 authors = [
     {name = "Emma Nora Theuer", email = "wallman@entheuer.de"},
 ]
@@ -12,31 +6,3 @@ description = "A simple program to set dynamic wallpapers on standalone X11 Wind
 readme = "README.md"
 requires-python = ">=3.11"
 keywords = ["Desktop", "Wallpapers"]
-license = {text = "MIT"}
-classifiers = [
-    "Programming Language :: Python :: 3.11",
-    "Programming Language :: Python :: 3.12",
-    "Programming Language :: Python :: 3.13",
-    "License :: OSI Approved :: MIT License",
-    "Operating System :: POSIX :: Linux",
-    "Operating System :: POSIX :: GNU Hurd",
-    "Operating System :: POSIX :: BSD",
-]
-dependencies = [
-    "APScheduler",
-    "pillow",
-    "pystray",
-    'importlib-metadata; python_version<"3.10"',
-]
-
-[tool.setuptools.packages.find]
-where = ["."]
-include = ["wallman*"]
-exclude = ["icons*", "packaging*", "DefaultFallbackWallpaper.jpg"]
-
-[project.urls]
-Homepage = "https://git.entheuer.de/emma/Wallman"
-Issues = "https://git.entheuer.de/emma/Wallman/issues"
-
-[project.scripts]
-wallman = "wallman.main:main"
diff --git a/wallman/wallman_lib.py b/wallman/wallman_lib.py
index 1ee7e4f..9058596 100644
--- a/wallman/wallman_lib.py
+++ b/wallman/wallman_lib.py
@@ -28,7 +28,7 @@ class _Config:
         if not valid_changing_times:
             logger.critical("The amount of provided changing times does not match the amount of wallpapers per set, or the dictionary has not been found in the config file.")
             print("CRITICAL: The amount of provided changing times does not match the amount of wallpapers per set, or the dictionary has not been found in the config file.")
-        self.config_total_changing_times: int = len(self.config_changing_times)
+            raise ConfigError
         # Wallpaper sets
         valid_wallpaper_amount: bool = self._check_wallpaper_amount()
         if not valid_wallpaper_amount:
@@ -173,6 +173,7 @@ class _Config:
     def _initialize_changing_times(self) -> bool:
         try:
             self.config_changing_times: Dict[str, str] = self.config_file["changing_times"]
+            self.config_total_changing_times: int = len(self.config_changing_times)
             logger.debug(f"Changing times are {self.config_changing_times}")
         except KeyError:
             logger.critical("No dictionary called changing_times has been found in the config file.")