diff --git a/slpkg/utilities.py b/slpkg/utilities.py
index ec409286..1c681171 100644
--- a/slpkg/utilities.py
+++ b/slpkg/utilities.py
@@ -128,7 +128,7 @@ class Utilities:
             installed_version: str = self.split_binary_pkg(installed)[1]
 
         return (str(LooseVersion(f'{repository_version}.{repo_build_tag}')) >
-                str(LooseVersion(f'{repository_version}.{repo_build_tag}')))
+                str(LooseVersion(f'{installed_version}.{inst_build_tag}')))
 
     def read_build_tag(self, sbo: str) -> str:
         """ Patching SBo TAG from the configuration file. """