diff --git a/scripts/buildprbody.py b/scripts/buildprbody.py
index d70f23b..b388115 100644
--- a/scripts/buildprbody.py
+++ b/scripts/buildprbody.py
@@ -80,7 +80,7 @@
 
         prestable_and_breaking = (
             dataframe[
-                (dataframe["IsStable"] == False)
+                (not dataframe["IsStable"])
                 & (dataframe["ChangeType"] == ChangeType.DELETED)
             ][["Name", "Version", "Commit"]]
             .drop_duplicates()
diff --git a/scripts/changesummary.py b/scripts/changesummary.py
index 3a43955..1657678 100644
--- a/scripts/changesummary.py
+++ b/scripts/changesummary.py
@@ -207,8 +207,7 @@
         # children keys have been added.
         all_added = (
             parent_added_agg[
-                (parent_added_agg["Proportion"] == 1)
-                & (parent_added_agg["Added"] == True)
+                (parent_added_agg["Proportion"] == 1) & parent_added_agg["Added"]
             ][["Parent", "NumLevels"]]
             .sort_values("NumLevels", ascending=True)
             .Parent.to_list()
@@ -219,8 +218,7 @@
         # children keys have been deleted.
         all_deleted = (
             parent_deleted_agg[
-                (parent_deleted_agg["Proportion"] == 1)
-                & (parent_deleted_agg["Deleted"] == True)
+                (parent_deleted_agg["Proportion"] == 1) & parent_deleted_agg["Deleted"]
             ][["Parent", "NumLevels"]]
             .sort_values("NumLevels", ascending=True)
             .Parent.to_list()