diff --git a/Pipfile b/Pipfile
index 74ce7ca..8536dc6 100644
--- a/Pipfile
+++ b/Pipfile
@@ -4,7 +4,7 @@ verify_ssl = true
 name = "pypi"
 
 [packages]
-ecdsa = "==0.19.0"
+ecdsa = "==0.19.1"
 requests = "==2.32.3"
 pydantic = "==2.10.6"
 
diff --git a/Pipfile.lock b/Pipfile.lock
index 1ed595c..32fa60a 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "528009be4104d19ff1b29234268a313138c61d879987d9285ea93be35770bcb5"
+            "sha256": "de753568c31180e1aaa8f677dcaf251a3dd4585ad8dc91545dd6a072fa860228"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -132,12 +132,12 @@
         },
         "ecdsa": {
             "hashes": [
-                "sha256:2cea9b88407fdac7bbeca0833b189e4c9c53f2ef1e1eaa29f6224dbc809b707a",
-                "sha256:60eaad1199659900dd0af521ed462b793bbdf867432b3948e87416ae4caf6bf8"
+                "sha256:30638e27cf77b7e15c4c4cc1973720149e1033827cfd00661ca5c8cc0cdb24c3",
+                "sha256:478cba7b62555866fcb3bb3fe985e06decbdb68ef55713c4e5ab98c57d508e61"
             ],
             "index": "pypi",
-            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==0.19.0"
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'",
+            "version": "==0.19.1"
         },
         "idna": {
             "hashes": [
@@ -276,7 +276,7 @@
                 "sha256:4721f391ed90541fddacab5acf947aa0d3dc7d27b2e1e8eda2be8970586c3274",
                 "sha256:ff70335d468e7eb6ec65b95b99d3a2836546063f63acc5171de367e834932a81"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2'",
             "version": "==1.17.0"
         },
         "typing-extensions": {