diff --git a/Pipfile.lock b/Pipfile.lock
index f54ad7a..3fa5c3f 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -18,10 +18,10 @@
     "default": {
         "certifi": {
             "hashes": [
-                "sha256:13e698f54293db9f89122b0581843a782ad0934a4fe0172d2a980ba77fc61bb7",
-                "sha256:9fa520c1bacfb634fa7af20a76bcbd3d5fb390481724c597da32c719a7dca4b0"
+                "sha256:e4f3620cfea4f83eedc95b24abd9cd56f3c4b146dd0177e83a21b4eb49e21e50",
+                "sha256:fd7c7c74727ddcf00e9acd26bba8da604ffec95bf1c2144e67aff7a8b50e6cef"
             ],
-            "version": "==2018.4.16"
+            "version": "==2019.9.11"
         },
         "chardet": {
             "hashes": [
@@ -32,11 +32,11 @@
         },
         "django": {
             "hashes": [
-                "sha256:26b34f4417aa38d895b6b5307177b51bc3f4d53179d8696a5c19dcb50582523c",
-                "sha256:71d1a584bb4ad2b4f933d07d02c716755c1394feaac1ce61ce37843ac5401092"
+                "sha256:9493f9c4417ab6c15221a7ab964f73db0632bc6337ade33810078423b800dbd9",
+                "sha256:e2f3ada50cf2106af7b2631b7b0b6f0d983ae30aa218f06d5ec93d3049f94897"
             ],
             "index": "pypi",
-            "version": "==2.0.5"
+            "version": "==2.0.12"
         },
         "djangorestframework": {
             "hashes": [
@@ -55,10 +55,10 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:65ae0c8101309c45772196b21b74c46b2e5d11b6275c45d251b150d5da334555",
-                "sha256:c06425302f2cf668f1bba7a0a03f3c1d34d4ebeef2c72003da308b3947c7f749"
+                "sha256:1c557d7d0e871de1f5ccd5833f60fb2550652da6be2693c1e02300743d21500d",
+                "sha256:b02c06db6cf09c12dd25137e563b31700d3b80fcc4ad23abb7a315f2789819be"
             ],
-            "version": "==2018.4"
+            "version": "==2019.3"
         },
         "requests": {
             "hashes": [