diff --git a/pyproject.toml b/pyproject.toml
old mode 100755
new mode 100644
index adf49c2..3ac9147
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -108,7 +108,7 @@ docs = [
     "mkdocs-jupyter==0.26.3",
     "mkdocs-autorefs==1.4.4",
     # 1.2.3 depends on ProperDocs, which injects an unrelated migration banner.
-    "mkdocs-redirects==1.2.2",
+    "mkdocs-redirects==1.2.3",
 ]
 
 [tool.setuptools.packages.find]