diff --git a/slpkg/slackbuild.py b/slpkg/slackbuild.py
index 064c8fbc..48e599a2 100644
--- a/slpkg/slackbuild.py
+++ b/slpkg/slackbuild.py
@@ -166,14 +166,14 @@ class Slackbuilds(Configs):
 
                 if not self.mode == 'build':
 
-                    pkg = self.creating_package_for_install(sbo)
+                    pkg: str = self.creating_package_for_install(sbo)
                     self.install_package(pkg)
 
                     if not self.utils.is_option(self.flag_resolve_off, self.flags):
                         self.logging_installed_dependencies(sbo)
             else:
-                package = self.utils.is_installed(sbo, self.file_pattern)
-                version = self.utils.split_installed_pkg(package)[1]
+                package: str = self.utils.is_installed(sbo, self.file_pattern)
+                version: str = self.utils.split_installed_pkg(package)[1]
                 self.view_message.view_skipping_packages(sbo, version)
 
     def patch_sbo_tag(self, sbo):
@@ -187,7 +187,7 @@ class Slackbuilds(Configs):
             with open(sbo_script, 'w') as script:
                 for line in lines:
                     if line.startswith('TAG=$'):
-                        line = f'TAG=${{TAG:-{self.sbo_repo_tag}}}\n'
+                        line: str = f'TAG=${{TAG:-{self.sbo_repo_tag}}}\n'
                     script.write(line)
 
     def logging_installed_dependencies(self, name: str):
@@ -211,7 +211,7 @@ class Slackbuilds(Configs):
 
     def install_package(self, package: str):
         """ Install the packages that before created in the tmp directory. """
-        pkg = self.utils.split_installed_pkg(package)[0]
+        pkg: str = self.utils.split_installed_pkg(package)[0]
 
         execute: str = self.installpkg
         if (self.utils.is_option(self.flag_reinstall, self.flags) and
@@ -223,7 +223,7 @@ class Slackbuilds(Configs):
 
         if self.mode == 'upgrade':
             self.process_message: str = f"package '{pkg}' to upgrade"
-            message = f'{self.cyan}Upgrade{self.endc}'
+            message: str = f'{self.cyan}Upgrade{self.endc}'
 
         command: str = f'{execute} {self.tmp_path}/{package}'
 
@@ -237,7 +237,7 @@ class Slackbuilds(Configs):
         pattern: str = f'{name}-{version}*{self.sbo_repo_tag}*'
 
         tmp = Path(self.tmp_path)
-        packages = [file.name for file in tmp.glob(pattern)]
+        packages: list = [file.name for file in tmp.glob(pattern)]
 
         return max(packages)