diff --git a/packages.json b/packages.json
index 4a2d182..216053c 100644
--- a/packages.json
+++ b/packages.json
@@ -21235,5 +21235,18 @@
     "description": "Arduino bindings for Nim",
     "license": "MIT",
     "web": "https://github.com/markspanbroek/nim-arduino"
+  },
+  {
+    "name": "hats",
+    "url": "https://github.com/davidgarland/nim-hats",
+    "method": "git",
+    "tags": [
+      "array",
+      "arrays",
+      "hat"
+    ],
+    "description": "Various kinds of hashed array trees.",
+    "license": "MIT",
+    "web": "https://github.com/davidgarland/nim-hats"
   }
 ]