diff --git a/slpkg/slackbuild.py b/slpkg/slackbuild.py
index 0a52f554..9cd09374 100644
--- a/slpkg/slackbuild.py
+++ b/slpkg/slackbuild.py
@@ -71,13 +71,12 @@ class Slackbuilds:
         """ List with the dependencies. """
         for deps in self.sbos.values():
             for dep in deps:
-
                 # Checks if the package was installed and skipped.
                 if ('--skip-installed' in self.flags and
                         self.utils.is_installed(dep)):
                     continue
 
-                if dep not in self.sbos.values():
+                if dep not in self.sbos.values() and dep not in self.sbos.keys():
                     self.dependencies.append(dep)
 
         # Remove duplicate packages and keeps the order.