diff --git a/requirements.txt b/requirements.txt
index 67f923c..7dd3455 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -79,26 +79,33 @@ chardet==3.0.4 \
 certifi==2019.11.28 \
     --hash=sha256:017c25db2a153ce562900032d5bc68e9f191e44e9a0f762f373977de9df1fbb3 \
     --hash=sha256:25b64c7da4cd7479594d035c08c2d809eb4aab3a26e5a990ea98cc450c320f1f
-protobuf==3.11.3 \
-    --hash=sha256:0bae429443cc4748be2aadfdaf9633297cfaeb24a9a02d0ab15849175ce90fab \
-    --hash=sha256:24e3b6ad259544d717902777b33966a1a069208c885576254c112663e6a5bb0f \
-    --hash=sha256:2affcaba328c4662f3bc3c0e9576ea107906b2c2b6422344cdad961734ff6b93 \
-    --hash=sha256:310a7aca6e7f257510d0c750364774034272538d51796ca31d42c3925d12a52a \
-    --hash=sha256:52e586072612c1eec18e1174f8e3bb19d08f075fc2e3f91d3b16c919078469d0 \
-    --hash=sha256:73152776dc75f335c476d11d52ec6f0f6925774802cd48d6189f4d5d7fe753f4 \
-    --hash=sha256:7774bbbaac81d3ba86de646c39f154afc8156717972bf0450c9dbfa1dc8dbea2 \
-    --hash=sha256:82d7ac987715d8d1eb4068bf997f3053468e0ce0287e2729c30601feb6602fee \
-    --hash=sha256:8eb9c93798b904f141d9de36a0ba9f9b73cc382869e67c9e642c0aba53b0fc07 \
-    --hash=sha256:adf0e4d57b33881d0c63bb11e7f9038f98ee0c3e334c221f0858f826e8fb0151 \
-    --hash=sha256:c40973a0aee65422d8cb4e7d7cbded95dfeee0199caab54d5ab25b63bce8135a \
-    --hash=sha256:c77c974d1dadf246d789f6dad1c24426137c9091e930dbf50e0a29c1fcf00b1f \
-    --hash=sha256:dd9aa4401c36785ea1b6fff0552c674bdd1b641319cb07ed1fe2392388e9b0d7 \
-    --hash=sha256:e11df1ac6905e81b815ab6fd518e79be0a58b5dc427a2cf7208980f30694b956 \
-    --hash=sha256:e2f8a75261c26b2f5f3442b0525d50fd79a71aeca04b5ec270fc123536188306 \
-    --hash=sha256:e512b7f3a4dd780f59f1bf22c302740e27b10b5c97e858a6061772668cd6f961 \
-    --hash=sha256:ef2c2e56aaf9ee914d3dccc3408d42661aaf7d9bb78eaa8f17b2e6282f214481 \
-    --hash=sha256:fac513a9dc2a74b99abd2e17109b53945e364649ca03d9f7a0b96aa8d1807d0a \
-    --hash=sha256:fdfb6ad138dbbf92b5dbea3576d7c8ba7463173f7d2cb0ca1bd336ec88ddbd80
+protobuf==3.19.4 \
+    --hash=sha256:072fbc78d705d3edc7ccac58a62c4c8e0cec856987da7df8aca86e647be4e35c \
+    --hash=sha256:09297b7972da685ce269ec52af761743714996b4381c085205914c41fcab59fb \
+    --hash=sha256:16f519de1313f1b7139ad70772e7db515b1420d208cb16c6d7858ea989fc64a9 \
+    --hash=sha256:1c91ef4110fdd2c590effb5dca8fdbdcb3bf563eece99287019c4204f53d81a4 \
+    --hash=sha256:3112b58aac3bac9c8be2b60a9daf6b558ca3f7681c130dcdd788ade7c9ffbdca \
+    --hash=sha256:36cecbabbda242915529b8ff364f2263cd4de7c46bbe361418b5ed859677ba58 \
+    --hash=sha256:4276cdec4447bd5015453e41bdc0c0c1234eda08420b7c9a18b8d647add51e4b \
+    --hash=sha256:435bb78b37fc386f9275a7035fe4fb1364484e38980d0dd91bc834a02c5ec909 \
+    --hash=sha256:48ed3877fa43e22bcacc852ca76d4775741f9709dd9575881a373bd3e85e54b2 \
+    --hash=sha256:54a1473077f3b616779ce31f477351a45b4fef8c9fd7892d6d87e287a38df368 \
+    --hash=sha256:69da7d39e39942bd52848438462674c463e23963a1fdaa84d88df7fbd7e749b2 \
+    --hash=sha256:6cbc312be5e71869d9d5ea25147cdf652a6781cf4d906497ca7690b7b9b5df13 \
+    --hash=sha256:7bb03bc2873a2842e5ebb4801f5c7ff1bfbdf426f85d0172f7644fcda0671ae0 \
+    --hash=sha256:7ca7da9c339ca8890d66958f5462beabd611eca6c958691a8fe6eccbd1eb0c6e \
+    --hash=sha256:835a9c949dc193953c319603b2961c5c8f4327957fe23d914ca80d982665e8ee \
+    --hash=sha256:84123274d982b9e248a143dadd1b9815049f4477dc783bf84efe6250eb4b836a \
+    --hash=sha256:8961c3a78ebfcd000920c9060a262f082f29838682b1f7201889300c1fbe0616 \
+    --hash=sha256:96bd766831596d6014ca88d86dc8fe0fb2e428c0b02432fd9db3943202bf8c5e \
+    --hash=sha256:9df0c10adf3e83015ced42a9a7bd64e13d06c4cf45c340d2c63020ea04499d0a \
+    --hash=sha256:b38057450a0c566cbd04890a40edf916db890f2818e8682221611d78dc32ae26 \
+    --hash=sha256:bd95d1dfb9c4f4563e6093a9aa19d9c186bf98fa54da5252531cc0d3a07977e7 \
+    --hash=sha256:c1068287025f8ea025103e37d62ffd63fec8e9e636246b89c341aeda8a67c934 \
+    --hash=sha256:c438268eebb8cf039552897d78f402d734a404f1360592fef55297285f7f953f \
+    --hash=sha256:cdc076c03381f5c1d9bb1abdcc5503d9ca8b53cf0a9d31a9f6754ec9e6c8af0f \
+    --hash=sha256:f358aa33e03b7a84e0d91270a4d4d8f5df6921abe99a377828839e8ed0c04e07 \
+    --hash=sha256:f51d5a9f137f7a2cec2d326a74b6e3fc79d635d69ffe1b036d39fc7d75430d37
 Jinja2==2.11.3 \
     --hash=sha256:03e47ad063331dd6a3f04a43eddca8a966a26ba0c5b7207a9a9e4e08f1b29419 \
     --hash=sha256:a6d58433de0ae800347cab1fa3043cebbabe8baa9d29e668f1c768cb87a333c6