diff --git a/Cargo.lock b/Cargo.lock
index 1a43c9ded8..fa5de9f280 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -7337,9 +7337,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.5.4"
+version = "1.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d07a8629359eb56f1e2fb1652bb04212c072a87ba68546a04065d525673ac461"
+checksum = "d83f127d94bdbcda4c8cc2e50f6f84f4b611f69c902699ca385a39c3a75f9ff1"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -7358,9 +7358,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.25"
+version = "0.6.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
+checksum = "49b3de9ec5dc0a3417da371aab17d729997c15010e7fd24ff707773a33bddb64"
 
 [[package]]
 name = "region"
diff --git a/client/cli/Cargo.toml b/client/cli/Cargo.toml
index 5b7825182b..dcdd7cf326 100644
--- a/client/cli/Cargo.toml
+++ b/client/cli/Cargo.toml
@@ -14,7 +14,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
 log = "0.4.11"
-regex = "1.5.4"
+regex = "1.5.6"
 tokio = { version = "1.15", features = [ "signal", "rt-multi-thread" ] }
 futures = "0.3.9"
 fdlimit = "0.2.1"
diff --git a/client/tracing/Cargo.toml b/client/tracing/Cargo.toml
index 7ea0d80ba1..0e1ba3cd10 100644
--- a/client/tracing/Cargo.toml
+++ b/client/tracing/Cargo.toml
@@ -21,7 +21,7 @@ libc = "0.2.112"
 log = { version = "0.4.8" }
 once_cell = "1.8.0"
 parking_lot = "0.11.2"
-regex = "1.5.4"
+regex = "1.5.6"
 rustc-hash = "1.1.0"
 serde = "1.0.132"
 thiserror = "1.0.30"
diff --git a/primitives/core/Cargo.toml b/primitives/core/Cargo.toml
index 83228b9251..661aeea124 100644
--- a/primitives/core/Cargo.toml
+++ b/primitives/core/Cargo.toml
@@ -33,7 +33,7 @@ base58 = { version = "0.2.0", optional = true }
 rand = { version = "0.7.3", optional = true, features = ["small_rng"] }
 substrate-bip39 = { version = "0.4.4", optional = true }
 tiny-bip39 = { version = "0.8.2", optional = true }
-regex = { version = "1.5.4", optional = true }
+regex = { version = "1.5.6", optional = true }
 num-traits = { version = "0.2.8", default-features = false }
 zeroize = { version = "1.4.3", default-features = false }
 secrecy = { version = "0.8.0", default-features = false }
diff --git a/primitives/panic-handler/Cargo.toml b/primitives/panic-handler/Cargo.toml
index abab34d295..040b51a6f9 100644
--- a/primitives/panic-handler/Cargo.toml
+++ b/primitives/panic-handler/Cargo.toml
@@ -15,5 +15,5 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
 backtrace = "0.3.63"
-regex = "1.5.4"
+regex = "1.5.6"
 lazy_static = "1.4.0"