diff --git a/Pipfile b/Pipfile
index 4e2b0f95..15ce177f 100644
--- a/Pipfile
+++ b/Pipfile
@@ -32,7 +32,7 @@ yorm = "~=1.6.2"
 # Deployment
 blinker = "~=1.4"
 bugsnag = "~=3.1.1"
-eventlet = "~=0.24.1"
+eventlet = "~=0.26.0"
 gunicorn = "~=19.9.0"
 
 [dev-packages]
diff --git a/Pipfile.lock b/Pipfile.lock
index 4ebf2998..c9f43b79 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "bf52814b77f3b4222e32ac9fa7d4b3b8d401083b09f6fe449172a147bd0748dc"
+            "sha256": "aebd342fbd8c3dfe65c6724eef17d767af82251431f83c68642436d7e00db32c"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -64,19 +64,19 @@
         },
         "dnspython": {
             "hashes": [
-                "sha256:044af09374469c3a39eeea1a146e8cac27daec951f1f1f157b1962fc7cb9d1b7",
-                "sha256:40bb3c24b9d4ec12500f0124288a65df232a3aa749bb0c39734b782873a2544d"
+                "sha256:36c5e8e38d4369a08b6780b7f27d790a292b2b08eea01607865bf0936c558e01",
+                "sha256:f69c21288a962f4da86e56c4905b49d11aba7938d3d740e80d9e366ee4f1632d"
             ],
-            "markers": "python_version >= '3.6'",
-            "version": "==2.0.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         },
         "eventlet": {
             "hashes": [
-                "sha256:c584163e006e613707e224552fafc63e4e0aa31d7de0ab18b481ac0b385254c8",
-                "sha256:d9d31a3c8dbcedbcce5859a919956d934685b17323fc80e1077cb344a2ffa68d"
+                "sha256:4f4a43366b4cbd4a3f2f231816e5c3dae8ab316df9b7da11f0525e2800559f33",
+                "sha256:faa384fdd8e5797ab1f16979576fc93ce89a7e1e5622d345caec1bf767a274fd"
             ],
             "index": "pypi",
-            "version": "==0.24.1"
+            "version": "==0.26.1"
         },
         "flask": {
             "hashes": [
@@ -393,7 +393,7 @@
                 "sha256:fed0f22bf1313ff79c7fc318f7199d6c2f96d4de3234b2f12a1eab350e597c06",
                 "sha256:ffd4e4877a78c84d693e491b223385e0271278f5f4e1476a4962dca6824ecfeb"
             ],
-            "markers": "python_version >= '2.5' and python_version not in '3.0, 3.1, 3.2'",
+            "markers": "python_version >= '2.5' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==3.17.2"
         },
         "six": {
@@ -401,7 +401,7 @@
                 "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
                 "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.15.0"
         },
         "urllib3": {
@@ -426,7 +426,7 @@
                 "sha256:a3c89a8e9ba0aeb17382836cdb73c516d0ecf6630ec40ec28288f3ed459ce87b",
                 "sha256:aa3a917ed752ba3e0b242234b2a373f9c4e2a75d35291dcbe977649bd21fd108"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.8.6"
         },
         "werkzeug": {
@@ -728,7 +728,7 @@
                 "sha256:73ebfe9dbf22e832286dafa60473e4cd239f8592f699aa5adaf10050e6e1823c",
                 "sha256:75bb3f31ea686f1197762692a9ee6a7550b59fc6ca3a1f4b5d7e32fb98e2da2a"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.8.1"
         },
         "python-termstyle": {
@@ -751,7 +751,7 @@
                 "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
                 "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.15.0"
         },
         "sniffer": {
@@ -800,7 +800,7 @@
                 "sha256:fc0fea399acb12edbf8a628ba8d2312f583bdbdb3335635db062fa98cf71fca4",
                 "sha256:fe460b922ec15dd205595c9b5b99e2f056fd98ae8f9f56b888e7a17dc2b757e7"
             ],
-            "markers": "implementation_name == 'cpython' and python_version < '3.8'",
+            "markers": "python_version < '3.8' and implementation_name == 'cpython'",
             "version": "==1.4.1"
         },
         "urllib3": {