diff --git a/Pipfile b/Pipfile
index 75978d6..482eb48 100644
--- a/Pipfile
+++ b/Pipfile
@@ -9,7 +9,7 @@ name = "pypi"
 
 [packages]
 flask = "==2.0.3"
-python-dotenv = "==0.17.1"
+python-dotenv = "==0.21.1"
 flask-migrate = "==3.0.1"
 flask-sqlalchemy  = "==2.5.1"
 sqlalchemy = "==1.4.53"
diff --git a/Pipfile.lock b/Pipfile.lock
index b4c9624..610ed5d 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "3e2ddadb687d67eee6974c15de24ee02b77941eae9901b4939249f7e2881110e"
+            "sha256": "37326e79c0428ff1a05a5360a443b42f74bd7668ad8d394e65b1ad3d6c8da0da"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -266,11 +266,12 @@
         },
         "python-dotenv": {
             "hashes": [
-                "sha256:00aa34e92d992e9f8383730816359647f358f4a3be1ba45e5a5cefd27ee91544",
-                "sha256:b1ae5e9643d5ed987fc57cc2583021e38db531946518130777734f9589b3141f"
+                "sha256:1c93de8f636cde3ce377292818d0e440b6e45a82f215c3744979151fa8151c49",
+                "sha256:41e12e0318bebc859fcc4d97d4db8d20ad21721a6aa5047dd59f090391cb549a"
             ],
             "index": "pypi",
-            "version": "==0.17.1"
+            "markers": "python_version >= '3.7'",
+            "version": "==0.21.1"
         },
         "pyyaml": {
             "hashes": [