diff --git a/osbs/build/plugins_configuration.py b/osbs/build/plugins_configuration.py
index e732de71..8060f50d 100644
--- a/osbs/build/plugins_configuration.py
+++ b/osbs/build/plugins_configuration.py
@@ -157,7 +157,8 @@ def __init__(self, user_params):
             customize_conf_path,
         )
 
-    @abc.abstractproperty
+    @property
+    @abc.abstractmethod
     def pt_path(self):
         """Property returns path to plugins template JSON file
 
diff --git a/osbs/cli/render.py b/osbs/cli/render.py
index cbf2fb7d..c23b5068 100644
--- a/osbs/cli/render.py
+++ b/osbs/cli/render.py
@@ -153,8 +153,8 @@ def _count_sizes(self):
 
         self.header_format_str = "+".join(header_sepa_format_list)
         self.header_data = {}
-        for k in self.col_widths:
-            self.header_data[k] = "-" * self.col_widths[k]
+        for col, wid in self.col_widths.items():
+            self.header_data[col] = "-" * wid
 
     def get_all_longest_col_lengths(self):
         """