diff --git a/dkimpy/Pipfile.lock b/dkimpy/Pipfile.lock
index a4054933b709..c7ee8eaf91d5 100644
--- a/dkimpy/Pipfile.lock
+++ b/dkimpy/Pipfile.lock
@@ -128,60 +128,80 @@
         },
         "pycares": {
             "hashes": [
-                "sha256:112a4979c695b1c86f6782163d7dec58d57a3b9510536dcf4826550f9053dd9a",
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-                "sha256:229a1675eb33bc9afb1fc463e73ee334950ccc485bc83a43f6ae5839fb4d5fa3",
-                "sha256:22c00bf659a9fa44d7b405cf1cd69b68b9d37537899898d8cbe5dffa4016b273",
-                "sha256:23aa3993a352491a47fcf17867f61472f32f874df4adcbb486294bd9fbe8abee",
-                "sha256:24da119850841d16996713d9c3374ca28a21deee056d609fbbed29065d17e1f6",
-                "sha256:2eeec144bcf6a7b6f2d74d6e70cbba7886a84dd373c886f06cb137a07de4954c",
-                "sha256:34736a2ffaa9c08ca9c707011a2d7b69074bbf82d645d8138bba771479b2362f",
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-                "sha256:56cf3349fa3a2e67ed387a7974c11d233734636fe19facfcda261b411af14d80",
-                "sha256:5ed4e04af4012f875b78219d34434a6d08a67175150ac1b79eb70ab585d4ba8c",
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-                "sha256:bfb89ca9e3d0a9b5332deeb666b2ede9d3469107742158f4aeda5ce032d003f4",
-                "sha256:c680fef1b502ee680f8f0b95a41af4ec2c234e50e16c0af5bbda31999d3584bd",
-                "sha256:c6a8bde63106f162fca736e842a916853cad3c8d9d137e11c9ffa37efa818b02",
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-                "sha256:d33e2a1120887e89075f7f814ec144f66a6ce06a54f5722ccefc62fbeda83cff",
-                "sha256:db24c4e7fea4a052c6e869cbf387dd85d53b9736cfe1ef5d8d568d1ca925e977",
-                "sha256:e3a6f7cfdfd11eb5493d6d632e582408c8f3b429f295f8799c584c108b28db6f",
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-                "sha256:f47579d508f2f56eddd16ce72045782ad3b1b3b678098699e2b6a1b30733e1c2",
-                "sha256:f5f646eec041db6ffdbcaf3e0756fb92018f7af3266138c756bb09d2b5baadec",
-                "sha256:fd644505a8cfd7f6584d33a9066d4e3d47700f050ef1490230c962de5dfb28c6",
-                "sha256:fff16b09042ba077f7b8aa5868d1d22456f0002574d0ba43462b10a009331677"
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+                "sha256:27a77b43604b3ba24e4fc49fd3ea59f50f7d89c7255f1f1ea46928b26cccacfa",
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+                "sha256:2ce10672c4cfd1c5fb6718e8b25f0336ca11c89aab88aa6df53dafc4e41df740",
+                "sha256:2d435a3b8468c656a7e7180dd7c4794510f6c612c33ad61a0fff6e440621f8b5",
+                "sha256:3125df81b657971ee5c0333f8f560ba0151db1eb7cf04aea7d783bb433b306c1",
+                "sha256:32919f6eda7f5ea4df3e64149fc5792b0d455277d23d6d0fc365142062f35d80",
+                "sha256:32d33c4ffae31d1b544adebe0b9aee2be1fb18aedd3f4f91e41c495ccbafd6d8",
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+                "sha256:361262805bb09742c364ec0117842043c950339e38561009bcabbb6ac89458ef",
+                "sha256:37add862461f9a3fc7ee4dd8b68465812b39456e21cebd5a33c414131ac05060",
+                "sha256:429fe2065581a64a5f024f507b5f679bf37ea0ed39c3ba6289dba907e1c8a8f4",
+                "sha256:4c6922ecbe458c13a4a2c1177bbce38abc44b5f086bc82115a92eab34418915f",
+                "sha256:506efbe5017807747ccd1bdcb3c2f6e64635bc01fee01a50c0b97d649018c162",
+                "sha256:525c77ea44546c12f379641aee163585d403cf50e29b04a06059d6aac894e956",
+                "sha256:5703ec878b5c1efacdbf24ceaedfa606112fc67af5564f4db99c2c210f3ffadc",
+                "sha256:597c0950ede240c3a779f023fcf2442207fc11e570d3ca4ccdbb0db5bbaf2588",
+                "sha256:5c8b87c05740595bc8051dc98e51f022f003750e7da90f62f7a9fd50e330b196",
+                "sha256:5ca7a1dba7b88290710db45012e0903c21c839fa0a2b9ddc100bba8e66bfb251",
+                "sha256:6028cb8766f0fea1d2caa69fac23621fbe2cff9ce6968374e165737258703a33",
+                "sha256:6d2afb3c0776467055bf33db843ef483d25639be0f32e3a13ef5d4dc64098bf5",
+                "sha256:723ba0803b016294430e40e544503fed9164949b694342c2552ab189e2b688ef",
+                "sha256:78c9890d93108c70708babee8a783e6021233f1f0a763d3634add6fd429aae58",
+                "sha256:8371f5ee1efb33d6276e275d152c9c5605e5f2e58a9e168519ec1f9e13dd95ae",
+                "sha256:887ac451ffe6e39ee46d3d0989c7bb829933d77e1dad5776511d825fc7e6a25b",
+                "sha256:8addbf3408af1010f50fd67ef634a6cb239ccb9c534c32a40713f3b8d306a98e",
+                "sha256:95522d4840d702fd766439a7c7cd747935aa54cf0b8675e9fadd8414dd9dd0df",
+                "sha256:96d3aecd747a3fcd1e12c1ea1481b0813b4e0e80d40f314db7a86dda5bb1bd94",
+                "sha256:9aa0da03c4df6ed0f87dd52a293bd0508734515041cc5be0f85d9edc1814914f",
+                "sha256:9e9b7d1a8de703283e4735c0e532ba4bc600e88de872dcd1a9a4950cf74d9f4f",
+                "sha256:9ea2f6d48e64b413b97b41b47392087b452af9bf9f9d4d6d05305a159f45909f",
+                "sha256:9f87d8da20a3a80ab05fe80c14a62bf078bd726ca6af609edbeb376fb97d50ab",
+                "sha256:a6f4b9063e3dd70460400367917698f209c10aabb68bf70b09e364895444487d",
+                "sha256:a90aecd41188884e57ae32507a2c6b010c60b791a253083761bbb37a488ecaed",
+                "sha256:ac57d7bda925c10b997434e7ce30a2c3689c2e96bab9fd0a1165d5577378eecd",
+                "sha256:aea1ebf52767c777d10a1b3d03844b9b05cc892714b3ee177d5d9fbff74fb9fa",
+                "sha256:aed5c2732f3a6bdbbfab202267d37044ca1162f690b9d34b7ece97ba43f27453",
+                "sha256:b1859ea770a7abec40a6d02b5ab03c2396c4900c01f4e50ddb6c0dca4c2a6a7c",
+                "sha256:b5c67930497fb2b1dbcaa85f8c4188fc2cb62e41d787deeed2d33cfe9dd6bf52",
+                "sha256:b604af76b57469ff68b44e9e4c857eaee43bc5035f4f183f07f4f7149191fe1b",
+                "sha256:ba17d8e5eeec4b2e0eb1a6a840bae9e62cd1c1c9cbc8dc9db9d1b9fdf33d0b54",
+                "sha256:ba69f8123995aa3df99f6ebc726fc6a4b08e467a957b215c0a82749b901d5eed",
+                "sha256:bc7a1d8ed7c7a4de17706a3c89b305b02eb64c778897e6727c043e5b9dd0d853",
+                "sha256:c1d0d5e69fa29e41b590a9dd5842454e8f34e2b928c92540aaf87e0161de8120",
+                "sha256:c469ec9fbe0526f45a98f67c1ea55be03abf30809c4f9c9be4bc93fb6806304d",
+                "sha256:c589bd4f9160bfdb2f8080cf564bb120a4312cf091db07fe417f8e58a896a63c",
+                "sha256:c76a9096fd5dc49c61c5235ea7032e8b43f4382800d64ca1e0e0cda700c082aa",
+                "sha256:cdc3c0be7b5b83e78e28818fecd0405bd401110dd6e2e66f7f10713c1188362c",
+                "sha256:ceaf71bcd7b6447705e689b8fee8836c20c6148511a90122981f524a84bfcca9",
+                "sha256:d0428ef42fcf575e197047e6a47892404faa34231902a453b3dfed66af4178b3",
+                "sha256:d87758e09dbf52c27ed7cf7bc7eaf8b3226217d10c52b03d61a14d59f40fcae1",
+                "sha256:de6e55bd9af595b112ac6080ac0a0d52b5853d0d8e6d01ac65ff09e51e62490a",
+                "sha256:e322e8ce810026f6e0c7c2a254b9ed02191ab8d42fa2ce6808ede1bdccab8e65",
+                "sha256:e4709ce4fd9dbee24b1397f71a2adb3267323bb5ad5e7fde3f87873d172dd156",
+                "sha256:e48b20b59cdc929cc712a8b22e89c273256e482b49bb8999af98d2c6fc4563c2",
+                "sha256:eb20d84269ddffb177b6048e3bc03d0b9ffe17592093d900d5544805958d86b3",
+                "sha256:ed1d050d2c6d74a77c1b6c51fd99426cc000b4202a50d28d6ca75f7433099a6b",
+                "sha256:f096699c46f5dde2c7a8d91501a36d2d58500f4d63682e2ec14a0fed7cca6402",
+                "sha256:f742acc6d29a99ffc14e3f154b3848ea05c5533b71065e0f0a0fd99c527491b2",
+                "sha256:fd458ee69800195247aa19b5675c5914cbc091c5a220e4f0e96777a31bb555c1",
+                "sha256:fefc7bebbe39b2e3b4b9615471233a8f7356b96129a7db9030313a3ae4ecc42d"
             ],
-            "markers": "python_version >= '3.8'",
-            "version": "==4.4.0"
+            "markers": "python_version >= '3.9'",
+            "version": "==4.5.0"
         },
         "pycparser": {
             "hashes": [
diff --git a/dkimpy/requirements.txt b/dkimpy/requirements.txt
index f3634d645cf6..54a34382a4ff 100644
--- a/dkimpy/requirements.txt
+++ b/dkimpy/requirements.txt
@@ -5,6 +5,6 @@ authres==1.2.0
 cffi==1.17.1
 dkimpy[ARC,asyncio,ed25519]==1.1.8
 dnspython==2.7.0
-pycares==4.4.0
+pycares==4.5.0
 pycparser==2.22
 pynacl==1.5.0