diff --git a/recipes.json b/recipes.json
index 99675f1..e8726b9 100644
--- a/recipes.json
+++ b/recipes.json
@@ -1348,7 +1348,32 @@
         "name": "mailman3",
         "repository": "https://git.coopcloud.tech/coop-cloud/mailman3.git",
         "ssh_url": "ssh://git@git.coopcloud.tech:2222/coop-cloud/mailman3.git",
-        "versions": [],
+        "versions": [
+            {
+                "0.1.0+1.21.1": {
+                    "app": {
+                        "digest": "6bf4779",
+                        "image": "nginx",
+                        "tag": "1.21.1"
+                    },
+                    "core": {
+                        "digest": "26c920c",
+                        "image": "maxking/mailman-core",
+                        "tag": "0.3"
+                    },
+                    "db": {
+                        "digest": "6dac3b6",
+                        "image": "postgres",
+                        "tag": "13-alpine"
+                    },
+                    "web": {
+                        "digest": "9ba9d3d",
+                        "image": "maxking/mailman-web",
+                        "tag": "0.3"
+                    }
+                }
+            }
+        ],
         "website": ""
     },
     "mailu": {