diff --git a/slpkg/checks.py b/slpkg/checks.py
index b1d03656..1bb45b78 100644
--- a/slpkg/checks.py
+++ b/slpkg/checks.py
@@ -21,6 +21,7 @@ class Check(Configs, Utilities):
 
         self.bold: str = self.color['bold']
         self.red: str = self.color['red']
+        self.cyan: str = self.color['cyan']
         self.endc: str = self.color['endc']
         self.bred: str = f'{self.bold}{self.red}'
 
@@ -37,8 +38,8 @@ class Check(Configs, Utilities):
                 not_packages.append(sbo)
 
         if not_packages:
-            raise SystemExit(f'\n[{self.bred}Error{self.endc}]: Packages \'{", ".join(not_packages)}\' '
-                             'does not exists.\n')
+            raise SystemExit(f"\n[{self.bred}Error{self.endc}]: Packages "
+                             f"'{self.cyan}{', '.join(not_packages)}{self.endc}' does not exists.\n")
 
         return slackbuilds
 
@@ -48,7 +49,8 @@ class Check(Configs, Utilities):
             sources = SBoQueries(sbo).sources()
 
             if 'UNSUPPORTED' in sources:
-                raise SystemExit(f"\n[{self.bred}Error{self.endc}]: Package '{sbo}' unsupported by arch.\n")
+                raise SystemExit(f"\n[{self.bred}Error{self.endc}]: Package "
+                                 f"'{self.cyan}{sbo}{self.endc}' unsupported by arch.\n")
 
     def installed(self, slackbuilds: list, file_pattern: str) -> list:
         """ Checking for installed packages. """
@@ -78,13 +80,13 @@ class Check(Configs, Utilities):
 
         if packages:
             raise SystemExit(
-                f'\nThe packages \'{", ".join(packages)}\' is blacklisted.\n'
-                f'Please edit the blacklist.toml file in '
-                f'{self.etc_path} folder.\n')
+                f"\nThe packages '{self.cyan}{', '.join(packages)}{self.endc}' is blacklisted.\n"
+                f"Please edit the blacklist.toml file in "
+                f"{self.etc_path} folder.\n")
 
     def database(self) -> None:
         """ Checking for empty table """
         db = Path(self.db_path, self.database_name)
         if not SBoQueries('').sbos() or not db.is_file():
             raise SystemExit('\nYou need to update the package lists first.\n'
-                             'Please run slpkg update.\n')
+                             "Please run 'slpkg update'.\n")