diff --git a/Pipfile b/Pipfile
index 6263a62..95854f5 100644
--- a/Pipfile
+++ b/Pipfile
@@ -11,7 +11,7 @@ apns2 = {editable = true, git = "https://github.com/Pr0Ger/PyAPNs2.git"}
 bugsnag = "==4.1.0"
 cryptography = "==3.3.2"
 gunicorn = "==20.1.0"
-invoke = "==1.5.0"
+invoke = "==1.6.0"
 peewee = "==3.14.4"
 psycopg2 = "==2.8.6"
 redis = "==3.5.3"
diff --git a/Pipfile.lock b/Pipfile.lock
index 5b01eb2..495a9dd 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "884d90fa25f7d5dfed43d702d9f34d87be6b5e1fa94227a3491f38b91812c608"
+            "sha256": "153f6b9de30038b59727381ce3887f4e19d8846c7e3c1aaccce0cf5f3e2e822d"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -84,7 +84,6 @@
                 "sha256:8c04c11192119b1ef78ea049e0a6f0463e4c48ef00a30160c704337586f3ad7a",
                 "sha256:fba402a4a47334742d782209a7c79bc448911afe1149d07bdabdf480b3e2f4b6"
             ],
-            "markers": "python_version >= '3.6'",
             "version": "==8.0.1"
         },
         "cryptography": {
@@ -145,12 +144,12 @@
         },
         "invoke": {
             "hashes": [
-                "sha256:7e44d98a7dc00c91c79bac9e3007276965d2c96884b3c22077a9f04042bd6d90",
-                "sha256:da7c2d0be71be83ffd6337e078ef9643f41240024d6b2659e7b46e0b251e339f",
-                "sha256:f0c560075b5fb29ba14dad44a7185514e94970d1b9d57dcd3723bec5fed92650"
+                "sha256:374d1e2ecf78981da94bfaf95366216aaec27c2d6a7b7d5818d92da55aa258d3",
+                "sha256:769e90caeb1bd07d484821732f931f1ad8916a38e3f3e618644687fc09cb6317",
+                "sha256:e6c9917a1e3e73e7ea91fdf82d5f151ccfe85bf30cc65cdb892444c02dbb5f74"
             ],
             "index": "pypi",
-            "version": "==1.5.0"
+            "version": "==1.6.0"
         },
         "peewee": {
             "hashes": [
@@ -185,7 +184,6 @@
                 "sha256:2d475327684562c3a96cc71adf7dc8c4f0565175cf86b6d7a404ff4c771f15f0",
                 "sha256:7582ad22678f0fcd81102833f60ef8d0e57288b6b5fb00323d101be910e35705"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.20"
         },
         "pyjwt": {
@@ -193,7 +191,6 @@
                 "sha256:934d73fbba91b0483d3857d1aff50e96b2a892384ee2c17417ed3203f173fca1",
                 "sha256:fba44e7898bbca160a2b2b501f492824fc8382485d3a6f11ba5d0c1937ce6130"
             ],
-            "markers": "python_version >= '3.6'",
             "version": "==2.1.0"
         },
         "redis": {
@@ -233,7 +230,6 @@
                 "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
                 "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.16.0"
         },
         "webob": {
@@ -241,7 +237,6 @@
                 "sha256:73aae30359291c14fa3b956f8b5ca31960e420c28c1bec002547fb04928cf89b",
                 "sha256:b64ef5141be559cfade448f044fa45c2260351edcb6a8ef6b7e00c7dcef0c323"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.8.7"
         }
     },
@@ -251,7 +246,6 @@
                 "sha256:149e90d6d8ac20db7a955ad60cf0e6881a3f20d37096140088356da6c716b0b1",
                 "sha256:ef6aaac3ca6cd92904cdd0d83f629a15f18053ec84e6432106f7a4d04ae4f5fb"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==21.2.0"
         },
         "iniconfig": {
@@ -266,7 +260,6 @@
                 "sha256:7dc96269f53a4ccec5c0670940a4281106dd0bb343f47b7471f779df49c2fbe7",
                 "sha256:c86254f9220d55e31cc94d69bade760f0847da8000def4dfe1c6b872fd14ff14"
             ],
-            "markers": "python_version >= '3.6'",
             "version": "==21.0"
         },
         "pluggy": {
@@ -274,7 +267,6 @@
                 "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0",
                 "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.13.1"
         },
         "py": {
@@ -282,7 +274,6 @@
                 "sha256:21b81bda15b66ef5e1a777a21c4dcd9c20ad3efd0b3f817e7a809035269e1bd3",
                 "sha256:3b80836aa6d1feeaa108e046da6423ab8f6ceda6468545ae8d02d9d58d18818a"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.10.0"
         },
         "pyparsing": {
@@ -290,7 +281,6 @@
                 "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1",
                 "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"
             ],
-            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.4.7"
         },
         "pytest": {
@@ -306,7 +296,6 @@
                 "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b",
                 "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"
             ],
-            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.10.2"
         }
     }