diff --git a/releases/tails.json b/releases/tails.json
new file mode 100644
index 00000000..d4deabef
--- /dev/null
+++ b/releases/tails.json
@@ -0,0 +1,40 @@
+{
+  "5.8": "2022-12-20",
+  "5.4": "2022-08-25",
+  "5.0": "2022-05-03",
+  "4.8": "2020-06-30",
+  "4.6": "2020-05-06",
+  "4.5": "2020-04-07",
+  "4.4": "2020-03-12",
+  "4.3": "2020-02-11",
+  "4.2": "2020-01-07",
+  "4.1": "2019-12-03",
+  "4.0": "2019-10-22",
+  "3.9": "2018-09-05",
+  "3.8": "2018-06-26",
+  "3.6": "2018-03-13",
+  "3.4": "2018-01-09",
+  "3.3": "2017-11-15",
+  "3.2": "2017-09-28",
+  "3.1": "2017-08-09",
+  "3.0": "2017-06-13",
+  "2.7": "2016-11-15",
+  "2.6": "2016-09-20",
+  "2.5": "2016-08-02",
+  "2.4": "2016-06-07",
+  "2.3": "2016-04-26",
+  "2.2": "2016-03-08",
+  "2.0": "2016-01-27",
+  "1.8": "2015-12-16",
+  "1.7": "2015-11-03",
+  "1.6": "2015-09-22",
+  "1.5": "2015-08-11",
+  "1.4": "2015-05-13",
+  "1.3": "2015-02-24",
+  "1.2": "2014-10-17",
+  "1.1": "2014-07-22",
+  "1.0": "2014-04-29",
+  "0.9": "2011-11-17",
+  "0.8": "2011-09-22",
+  "0.7": "2011-04-15"
+}
\ No newline at end of file