diff --git a/airbyte_cdk/sources/declarative/transformations/keys_to_snake_transformation.py b/airbyte_cdk/sources/declarative/transformations/keys_to_snake_transformation.py
index 86e25c399..6ef2cb4c5 100644
--- a/airbyte_cdk/sources/declarative/transformations/keys_to_snake_transformation.py
+++ b/airbyte_cdk/sources/declarative/transformations/keys_to_snake_transformation.py
@@ -6,7 +6,7 @@
 from dataclasses import dataclass
 from typing import Any, Dict, List, Optional
 
-import unidecode
+import anyascii
 
 from airbyte_cdk.sources.declarative.transformations import RecordTransformation
 from airbyte_cdk.sources.types import Config, StreamSlice, StreamState
@@ -48,7 +48,7 @@ def process_key(self, key: str) -> str:
         return self.tokens_to_snake_case(tokens)
 
     def normalize_key(self, key: str) -> str:
-        return unidecode.unidecode(key)
+        return str(anyascii.anyascii(key))
 
     def tokenize_key(self, key: str) -> List[str]:
         tokens = []
diff --git a/poetry.lock b/poetry.lock
index c933bee82..5663a7213 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -155,6 +155,19 @@ files = [
     {file = "annotated_types-0.7.0.tar.gz", hash = "sha256:aff07c09a53a08bc8cfccb9c85b05f1aa9a2a6f23728d790723543408344ce89"},
 ]
 
+[[package]]
+name = "anyascii"
+version = "0.3.2"
+description = "Unicode to ASCII transliteration"
+optional = false
+python-versions = ">=3.3"
+groups = ["main"]
+markers = "python_version <= \"3.11\" or python_version >= \"3.12\""
+files = [
+    {file = "anyascii-0.3.2-py3-none-any.whl", hash = "sha256:3b3beef6fc43d9036d3b0529050b0c48bfad8bc960e9e562d7223cfb94fe45d4"},
+    {file = "anyascii-0.3.2.tar.gz", hash = "sha256:9d5d32ef844fe225b8bc7cba7f950534fae4da27a9bf3a6bea2cb0ea46ce4730"},
+]
+
 [[package]]
 name = "anyio"
 version = "4.8.0"
@@ -4984,19 +4997,6 @@ files = [
 [package.extras]
 test = ["coverage", "pytest", "pytest-cov"]
 
-[[package]]
-name = "unidecode"
-version = "1.3.8"
-description = "ASCII transliterations of Unicode text"
-optional = false
-python-versions = ">=3.5"
-groups = ["main"]
-markers = "python_version <= \"3.11\" or python_version >= \"3.12\""
-files = [
-    {file = "Unidecode-1.3.8-py3-none-any.whl", hash = "sha256:d130a61ce6696f8148a3bd8fe779c99adeb4b870584eeb9526584e9aa091fd39"},
-    {file = "Unidecode-1.3.8.tar.gz", hash = "sha256:cfdb349d46ed3873ece4586b96aa75258726e2fa8ec21d6f00a591d98806c2f4"},
-]
-
 [[package]]
 name = "unstructured"
 version = "0.10.27"
@@ -5404,4 +5404,4 @@ vector-db-based = ["cohere", "langchain", "openai", "tiktoken"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.10,<3.13"
-content-hash = "bd47125a1dae1aea076dc423d6400970c9fd1ca867a0edabe45a4943c181f8cf"
+content-hash = "3a71a51fd355d1434226306d842686559ccf1eaa074bf946ccabb80251b3649e"
diff --git a/pyproject.toml b/pyproject.toml
index 88a27230b..e55917444 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -79,7 +79,7 @@ orjson = "^3.10.7"
 serpyco-rs = "^1.10.2"
 sqlalchemy = {version = "^2.0,!=2.0.36", optional = true }
 xmltodict = ">=0.13,<0.15"
-Unidecode = "^1.3"
+anyascii = "^0.3.2"
 whenever = "^0.6.16"
 
 [tool.poetry.group.dev.dependencies]