diff --git a/releases/roundcube.json b/releases/roundcube.json
index 1e77b27a..e887706d 100644
--- a/releases/roundcube.json
+++ b/releases/roundcube.json
@@ -1,6 +1,14 @@
 {
   "releases": {},
   "versions": {
+    "1.6.11": {
+      "name": "1.6.11",
+      "date": "2025-06-01"
+    },
+    "1.5.10": {
+      "name": "1.5.10",
+      "date": "2025-06-01"
+    },
     "1.6.10": {
       "name": "1.6.10",
       "date": "2025-02-08"