diff --git a/Cargo.lock b/Cargo.lock
index e0f09fa..fb82cc4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -696,9 +696,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.5.4"
+version = "1.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d07a8629359eb56f1e2fb1652bb04212c072a87ba68546a04065d525673ac461"
+checksum = "1a11647b6b25ff05a515cb92c365cec08801e83423a235b51e231e1808747286"
 dependencies = [
  "aho-corasick",
  "memchr",
diff --git a/Cargo.toml b/Cargo.toml
index 94f50fa..2e383a6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ json = "0.12.4"
 serde_json = "1.0.64"
 serde_repr = "0.1.7"
 once_cell = "1.7.2"
-regex = "1.5.4"
+regex = "1.5.5"
 libmath = "0.2.1"
 num-bigint = "0.4.0"
 itertools = "0.10.1"