diff --git a/slpkg/upgrade.py b/slpkg/upgrade.py
index 5f103f8c..3fccba72 100644
--- a/slpkg/upgrade.py
+++ b/slpkg/upgrade.py
@@ -68,8 +68,8 @@ class Upgrade(Configs):
         inst_pkg: str = f'{name}-{inst_version}'
 
         logger = logging.getLogger(LoggingConfig.date)
-        logger.info('%s: %s: %s', self.__class__.__name__,
-                    self.__class__.is_package_upgradeable.__name__,
+        logger.info(f'{self.__class__.__name__}: '
+                    f'{self.__class__.is_package_upgradeable.__name__}: '
                     f'{repo_tag=}, {repo_pkg=}, {inst_pkg=}, {parse(repo_pkg) > parse(inst_pkg)}, '
                     f'{parse(repo_pkg) == parse(inst_pkg) and parse(repo_build) > parse(inst_build)}')
 
@@ -83,8 +83,8 @@ class Upgrade(Configs):
 
         except InvalidVersion:
             logger = logging.getLogger(LoggingConfig.date)
-            logger.exception('%s: %s: %s', self.__class__.__name__,
-                             self.__class__.is_package_upgradeable.__name__,
+            logger.exception(f'{self.__class__.__name__}: '
+                             f'{self.__class__.is_package_upgradeable.__name__}: '
                              f'{repo_tag=}, {repo_pkg=}, {inst_pkg=}, {repo_pkg > inst_pkg}, '
                              f'{repo_pkg == inst_pkg and repo_build > inst_build}')