diff --git a/src/pyproject.toml b/src/pyproject.toml
index 10f26f1..bb34544 100644
--- a/src/pyproject.toml
+++ b/src/pyproject.toml
@@ -22,7 +22,7 @@ dependencies = [
    'scikit-learn',
    'joblib',
    'python-dotenv',
-   'h3'
+   'h3>=4.1.0'
 ]
 
 [tool.setuptools]
diff --git a/src/requirements.txt b/src/requirements.txt
index 17b8e6a..966eb9e 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -6,4 +6,4 @@ joblib
 SQLAlchemy
 psycopg2-binary
 python-dotenv
-h3
\ No newline at end of file
+h3>=4.1.0
\ No newline at end of file