diff --git a/release_management/python-releases.toml b/release_management/python-releases.toml
index d1390ae5028..54145bc6502 100644
--- a/release_management/python-releases.toml
+++ b/release_management/python-releases.toml
@@ -3556,8 +3556,8 @@ date = 2027-10-05
 
 [metadata."3.15"]
 pep = 790
-status = "feature"
-branch =  "main"
+status = "prerelease"
+branch = "3.15"
 release-manager = "Hugo van Kemenade"
 start-of-development = 2025-05-07
 feature-freeze = 2026-05-07
@@ -3644,8 +3644,8 @@ date = 2026-10-01
 
 [metadata."3.16"]
 pep = 826
-status = "planned"
-branch = ""
+status = "feature"
+branch = "main"
 release-manager = "Savannah Ostrowski"
 start-of-development = 2026-05-07
 feature-freeze = 2027-05-04