diff --git a/bolt/parse.py b/bolt/parse.py
index f5c194c..a2ed37a 100644
--- a/bolt/parse.py
+++ b/bolt/parse.py
@@ -524,6 +524,9 @@ def get_bolt_parsers(
         "item_slot": AlternativeParser(
             [parsers["item_slot"], InterpolationParser("item_slot")]
         ),
+        "item_slots": AlternativeParser(
+            [parsers["item_slots"], InterpolationParser("item_slots")]
+        ),
         "uuid": AlternativeParser([InterpolationParser("uuid"), parsers["uuid"]]),
         "objective": AlternativeParser(
             [InterpolationParser("objective"), parsers["objective"]]
diff --git a/poetry.lock b/poetry.lock
index 52ca2e9..00d425c 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -715,14 +715,14 @@ files = [
 
 [[package]]
 name = "mecha"
-version = "0.89.1"
+version = "0.91.0"
 description = "A powerful Minecraft command library"
 category = "main"
 optional = false
 python-versions = ">=3.10,<4.0"
 files = [
-    {file = "mecha-0.89.1-py3-none-any.whl", hash = "sha256:9f668b2256696189ea453fa622ec7705c428eff287cfd77eb02e924c38ec6595"},
-    {file = "mecha-0.89.1.tar.gz", hash = "sha256:20973f03859410db25678e897cafcb538ef3f171c6bb82bad9f697f7af2e53cd"},
+    {file = "mecha-0.91.0-py3-none-any.whl", hash = "sha256:85f9b56c16c9600737e54580403a0bc4c4ab72887578549b17e9f0750c747d80"},
+    {file = "mecha-0.91.0.tar.gz", hash = "sha256:ffb28a8e4223e84f325eb387098c8572620fc05d922ec6507b726f193581b2ce"},
 ]
 
 [package.dependencies]
@@ -1582,4 +1582,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "66bd3d661a8841572f7b363db9f297085646417af3314b5566f59cd8062f0c65"
+content-hash = "4acdf67d15690c0df07b01f5665485acdc62006170f24b756517ec406ea36287"
diff --git a/pyproject.toml b/pyproject.toml
index 934fcdd..4b5d955 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ include = ["bolt/py.typed"]
 [tool.poetry.dependencies]
 python = "^3.10"
 beet = ">=0.104"
-mecha = ">=0.89.1"
+mecha = ">=0.91.0"
 
 [tool.poetry.group.dev.dependencies]
 pytest = "^8.0.1"