diff --git a/releases/elixir.json b/releases/elixir.json
index 0492780d..a7110cbd 100644
--- a/releases/elixir.json
+++ b/releases/elixir.json
@@ -37,6 +37,7 @@
   "1.15.2": "2023-07-01",
   "1.15.3": "2023-07-15",
   "1.15.4": "2023-07-18",
+  "1.15.5": "2023-08-28",
   "1.2.0": "2016-01-01",
   "1.2.1": "2016-01-14",
   "1.2.2": "2016-01-31",
diff --git a/releases/twig.json b/releases/twig.json
index fe88f4be..a33ad9a8 100644
--- a/releases/twig.json
+++ b/releases/twig.json
@@ -205,5 +205,6 @@
   "3.5.1": "2023-02-08",
   "3.6.0": "2023-05-03",
   "3.6.1": "2023-06-08",
-  "3.7.0": "2023-07-26"
+  "3.7.0": "2023-07-26",
+  "3.7.1": "2023-08-28"
 }
\ No newline at end of file
diff --git a/releases/umbraco.json b/releases/umbraco.json
index 970e0c36..0faf0866 100644
--- a/releases/umbraco.json
+++ b/releases/umbraco.json
@@ -29,6 +29,7 @@
   "12.0.1": "2023-07-13",
   "12.1.0": "2023-08-09",
   "12.1.1": "2023-08-14",
+  "12.1.2": "2023-08-28",
   "4.11.10": "2013-06-20",
   "4.11.6": "2013-03-27",
   "4.11.7": "2013-04-23",
@@ -233,6 +234,7 @@
   "8.18.6": "2023-03-15",
   "8.18.7": "2023-03-23",
   "8.18.8": "2023-05-03",
+  "8.18.9": "2023-08-28",
   "8.2.0": "2019-10-08",
   "8.2.1": "2019-10-22",
   "8.2.2": "2019-10-31",