diff --git a/pipenv/patched/prettytoml/elements/traversal/__init__.py b/pipenv/patched/prettytoml/elements/traversal/__init__.py
index 5b980459..c93506e2 100644
--- a/pipenv/patched/prettytoml/elements/traversal/__init__.py
+++ b/pipenv/patched/prettytoml/elements/traversal/__init__.py
@@ -78,7 +78,7 @@ class TraversalMixin:
 
         if following_comment == float('-inf'):
             return following_newline
-        if following_newline == float('inf'):
+        if following_newline == float('-inf'):
             return following_comment
 
         if following_newline < following_comment: