diff --git a/pyproject.toml b/pyproject.toml
index 71acd1e..78027dc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,7 @@ dependencies = [
     "python-multipart>=0.0.29,<1",
     "httpx>=0.28.1,<1",
     "mcp>=1.26.0,<2",
-    "paramiko>=3.5.0,<5",
+    "paramiko>=5.1.0,<6",
     "boto3>=1.43.18,<2",
     "defusedxml>=0.7.1",
     "cryptography>=46.0.4",