diff --git a/Pipfile b/Pipfile
index 1595c09..61caf27 100644
--- a/Pipfile
+++ b/Pipfile
@@ -15,7 +15,7 @@ pytest-cov = "*"
 [packages]
 colorlog = "~=6.8"
 flask = "~=3.0"
-gunicorn = "~=21.2"
+gunicorn = "~=22.0"
 python-dotenv = "~=1.0"
 slackclient = "~=2.6"
 markupsafe = "==2.1.5"
diff --git a/Pipfile.lock b/Pipfile.lock
index dd011bc..fdc5ee9 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "72a694f44fc34c72fabc4940a99136e4d838eadd9d7c26146116efef5c2c0ff2"
+            "sha256": "786bd64891875741de694197ba63581c8c11847efe94c7d638d97bb3c33e40c2"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -324,12 +324,12 @@
         },
         "gunicorn": {
             "hashes": [
-                "sha256:3213aa5e8c24949e792bcacfc176fef362e7aac80b76c56f6b5122bf350722f0",
-                "sha256:88ec8bff1d634f98e61b9f65bc4bf3cd918a90806c6f5c48bc5603849ec81033"
+                "sha256:350679f91b24062c86e386e198a15438d53a7a8207235a78ba1b53df4c4378d9",
+                "sha256:4a0b436239ff76fb33f11c07a16482c521a7e09c1ce3cc293c2330afe01bec63"
             ],
             "index": "pypi",
-            "markers": "python_version >= '3.5'",
-            "version": "==21.2.0"
+            "markers": "python_version >= '3.7'",
+            "version": "==22.0.0"
         },
         "idna": {
             "hashes": [
@@ -528,11 +528,11 @@
         },
         "packaging": {
             "hashes": [
-                "sha256:048fb0e9405036518eaaf48a55953c750c11e1a1b68e0dd1a9d62ed0c092cfc5",
-                "sha256:8c491190033a9af7e1d931d0b5dacc2ef47509b34dd0de67ed209b5203fc88c7"
+                "sha256:2ddfb553fdf02fb784c234c7ba6ccc288296ceabec964ad2eae3777778130bc5",
+                "sha256:eb82c5e3e56209074766e6885bb04b8c38a0c015d0a30036ebe7ece34c9989e9"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==23.2"
+            "version": "==24.0"
         },
         "python-dotenv": {
             "hashes": [