diff --git a/ChangeLog.txt b/ChangeLog.txt
index 163ab9ca..b5fe08ca 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,3 +1,7 @@
+4.7.4 - 04/04/2023
+Fixed:
+- Python typing hints
+
 4.7.3 - 03/04/2023
 Fixed:
 - Option -B for -u, update and -c, check-updates commands
diff --git a/slpkg/binaries/queries.py b/slpkg/binaries/queries.py
index 4ff8c2ea..f9e7dbec 100644
--- a/slpkg/binaries/queries.py
+++ b/slpkg/binaries/queries.py
@@ -24,7 +24,7 @@ class BinQueries(Configs):
         if self.name in self.black.packages():
             self.name: str = ''
 
-    def count_packages(self) -> list:
+    def count_packages(self) -> int:
         """ Counts the number of the packages. """
         count = self.session.query(
             BinariesTable.id).where(
diff --git a/slpkg/binaries/required.py b/slpkg/binaries/required.py
index 0b8a7554..a42c698c 100644
--- a/slpkg/binaries/required.py
+++ b/slpkg/binaries/required.py
@@ -1,6 +1,8 @@
 #!/usr/bin/python3
 # -*- coding: utf-8 -*-
 
+from typing import Generator
+
 from slpkg.repositories import Repositories
 from slpkg.binaries.queries import BinQueries
 
@@ -13,7 +15,7 @@ class Required:
         self.name: str = name
         self.repo: str = repo
         self.repos = Repositories()
-        self.repo_package_names: list = BinQueries(
+        self.repo_package_names: Generator = BinQueries(
             self.name, self.repo).all_package_names_by_repo()
 
         self.special_repos: list = [
diff --git a/slpkg/sbos/queries.py b/slpkg/sbos/queries.py
index 3b5338dc..af524a6a 100644
--- a/slpkg/sbos/queries.py
+++ b/slpkg/sbos/queries.py
@@ -29,14 +29,14 @@ class SBoQueries(Configs):
         if self.repos.ponce_repo:
             self.sbo_table = PonceTable
 
-    def count_packages(self):
+    def count_packages(self) -> int:
         """ Counts the number of the packages. """
         count = self.session.query(
             self.sbo_table.id).count()
 
         return count
 
-    def repo_name(self):
+    def repo_name(self) -> str:
         """ Returns the repo name by the table. """
         table = inspect(self.sbo_table)
         repo = self.repos.sbo_repo_name