diff --git a/mkdocs_rss_plugin/util.py b/mkdocs_rss_plugin/util.py
index eea9c74d..7a92dda4 100644
--- a/mkdocs_rss_plugin/util.py
+++ b/mkdocs_rss_plugin/util.py
@@ -149,14 +149,14 @@ def get_file_dates(
                         date="short",
                         format="%at",
                         diff_filter="AR",
-                    )
+                    ).split("\n")[-1]
                 if not dt_updated:
                     dt_updated = self.repo.log(
                         in_page.file.abs_src_path,
                         n=1,
                         date="short",
                         format="%at",
-                    )
+                    ).split("\n")[-1]
             except GitCommandError as err:
                 logging.warning(
                     "[rss-plugin] Unable to read git logs of '%s'. Is git log readable?"