diff --git a/poetry.lock b/poetry.lock
index f78d4c8..faf9528 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -177,21 +177,6 @@ files = [
     {file = "colorama-0.4.6.tar.gz", hash = "sha256:08695f5cb7ed6e0531a20572697297273c47b8cae5a63ffc6d6ed5c201be6e44"},
 ]
 
-[[package]]
-name = "dataclasses-json"
-version = "0.6.2"
-description = "Easily serialize dataclasses to and from JSON."
-optional = false
-python-versions = ">=3.7,<4.0"
-files = [
-    {file = "dataclasses_json-0.6.2-py3-none-any.whl", hash = "sha256:71816ced3d0f55a2c5bc1a813ace1b8d4234e79a08744269a7cf84d6f7c06e99"},
-    {file = "dataclasses_json-0.6.2.tar.gz", hash = "sha256:1b934c1bd63e775880946b8361a902d7de86e894bab8098eab27c010f95724d1"},
-]
-
-[package.dependencies]
-marshmallow = ">=3.18.0,<4.0.0"
-typing-inspect = ">=0.4.0,<1"
-
 [[package]]
 name = "exceptiongroup"
 version = "1.1.3"
@@ -431,26 +416,6 @@ files = [
     {file = "MarkupSafe-2.1.3.tar.gz", hash = "sha256:af598ed32d6ae86f1b747b82783958b1a4ab8f617b06fe68795c7f026abbdcad"},
 ]
 
-[[package]]
-name = "marshmallow"
-version = "3.20.1"
-description = "A lightweight library for converting complex datatypes to and from native Python datatypes."
-optional = false
-python-versions = ">=3.8"
-files = [
-    {file = "marshmallow-3.20.1-py3-none-any.whl", hash = "sha256:684939db93e80ad3561392f47be0230743131560a41c5110684c16e21ade0a5c"},
-    {file = "marshmallow-3.20.1.tar.gz", hash = "sha256:5d2371bbe42000f2b3fb5eaa065224df7d8f8597bc19a1bbfa5bfe7fba8da889"},
-]
-
-[package.dependencies]
-packaging = ">=17.0"
-
-[package.extras]
-dev = ["flake8 (==6.0.0)", "flake8-bugbear (==23.7.10)", "mypy (==1.4.1)", "pre-commit (>=2.4,<4.0)", "pytest", "pytz", "simplejson", "tox"]
-docs = ["alabaster (==0.7.13)", "autodocsumm (==0.2.11)", "sphinx (==7.0.1)", "sphinx-issues (==3.0.1)", "sphinx-version-warning (==1.1.2)"]
-lint = ["flake8 (==6.0.0)", "flake8-bugbear (==23.7.10)", "mypy (==1.4.1)", "pre-commit (>=2.4,<4.0)"]
-tests = ["pytest", "pytz", "simplejson"]
-
 [[package]]
 name = "mccabe"
 version = "0.7.0"
@@ -1524,21 +1489,6 @@ files = [
     {file = "typing_extensions-4.8.0.tar.gz", hash = "sha256:df8e4339e9cb77357558cbdbceca33c303714cf861d1eef15e1070055ae8b7ef"},
 ]
 
-[[package]]
-name = "typing-inspect"
-version = "0.9.0"
-description = "Runtime inspection utilities for typing module."
-optional = false
-python-versions = "*"
-files = [
-    {file = "typing_inspect-0.9.0-py3-none-any.whl", hash = "sha256:9ee6fc59062311ef8547596ab6b955e1b8aa46242d854bfc78f4f6b0eff35f9f"},
-    {file = "typing_inspect-0.9.0.tar.gz", hash = "sha256:b23fc42ff6f6ef6954e4852c1fb512cdd18dbea03134f91f856a95ccc9461f78"},
-]
-
-[package.dependencies]
-mypy-extensions = ">=0.3.0"
-typing-extensions = ">=3.7.4"
-
 [[package]]
 name = "urllib3"
 version = "2.1.0"
@@ -1558,4 +1508,4 @@ zstd = ["zstandard (>=0.18.0)"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "1e39814f49620045bccad0cc25bc8eb4615ac42baec7a0a964a1448f74fec373"
+content-hash = "a16191a16f45820b17eb748624d286c407570cc9ad219baa3cb67bb92e4316a6"
diff --git a/pyproject.toml b/pyproject.toml
index 36b544b..634358f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,6 @@ readme = "README.md"
 
 [tool.poetry.dependencies]
 python = "^3.10"
-dataclasses-json = "^0.6.2"
 transformers = "^4.35.2"
 sentencepiece = "^0.1.99"
 tqdm = "^4.66.1"