diff --git a/pyproject.toml b/pyproject.toml
index bec13af..bce3993 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,13 +40,13 @@ Documentation = "https://github.com/Coding-Dev-Tools/envault#readme"
 "Issue Tracker" = "https://github.com/Coding-Dev-Tools/envault/issues"
 
 [project.optional-dependencies]
-vault = ["hvac>=2.0.0"]
+vault = ["hvac>=2.4.0"]
 awsssm = ["boto3>=1.28.0"]
 doppler = ["requests>=2.31.0"]
 onepassword = ["onepasswordconnectsdk>=1.1.0"]
 dev = ["pytest>=7.0", "pytest-cov", "responses>=0.24.0"]
 all = [
-    "hvac>=2.0.0",
+    "hvac>=2.4.0",
     "boto3>=1.28.0",
     "requests>=2.31.0",
     "onepasswordconnectsdk>=1.1.0",