diff --git a/Cargo.lock b/Cargo.lock
index 3f54b57..4b825f5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "once_cell"
@@ -19,9 +19,9 @@ dependencies = [
 
 [[package]]
 name = "protobuf"
-version = "3.1.0"
+version = "3.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ee4a7d8b91800c8f167a6268d1a1026607368e1adc84e98fe044aeb905302f7"
+checksum = "d65a1d4ddae7d8b5de68153b48f6aa3bba8cb002b243dbdbc55a5afbc98f99f4"
 dependencies = [
  "once_cell",
  "protobuf-support",
@@ -30,9 +30,9 @@ dependencies = [
 
 [[package]]
 name = "protobuf-support"
-version = "3.1.0"
+version = "3.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ca157fe12fc7ee2e315f2f735e27df41b3d97cdd70ea112824dac1ffb08ee1c"
+checksum = "3e36c2f31e0a47f9280fb347ef5e461ffcd2c52dd520d8e216b52f93b0b0d7d6"
 dependencies = [
  "thiserror",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index a75dc60..ad849cd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,4 +4,4 @@ version = "1.3.1"
 edition = "2021"
 
 [dependencies]
-protobuf = "3.1.0"
+protobuf = "3.7.2"