diff --git a/Cargo.lock b/Cargo.lock
index 2a4f3077d655b26336b63fffd6865e6336f23b28..81ccaef1d62a60c633e10a8d0716054bc4e1786f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2667,9 +2667,9 @@ 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 9e6237748f5d491bf18bf6ee968f7e454fe5456e..cf210e1c33b2071de922670b348e83118604ec13 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ serde_json = "1.0.79"
 tempfile = "3.3.0"
 url = { version = "2.2.2", features = ["serde"] }
 impl-serde = "0.3.2"
-regex = "1.5.4"
+regex = "1.5.5"
 
 # dependencies for extrinsics (deploying and calling a contract)
 async-std = { version = "1.10.0", features = ["attributes", "tokio1"] }
@@ -74,7 +74,7 @@ assert_cmd = "2.0.4"
 assert_matches = "1.5.0"
 pretty_assertions = "1.1.0"
 wabt = "0.10.0"
-regex = "1.5.4"
+regex = "1.5.5"
 predicates = "2.1.1"
 
 ink_primitives = "3.0.0-rc9"