diff --git a/Cargo.lock b/Cargo.lock
index 9363eb707d3c..9c330345d4da 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5391,9 +5391,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.4.2"
+version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38cf2c13ed4745de91a5eb834e11c00bcc3709e773173b2ce4c56c9fbde04b9c"
+checksum = "d9251239e129e16308e70d853559389de218ac275b515068abc96829d05b948a"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -5412,9 +5412,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.21"
+version = "0.6.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b181ba2dcf07aaccad5448e8ead58db5b742cf85dfe035e2227f137a539a189"
+checksum = "b5eb417147ba9860a96cfe72a0b93bf88fee1744b5636ec99ab20c1aa9376581"
 
 [[package]]
 name = "remove_dir_all"
diff --git a/common/datatest-stable/Cargo.toml b/common/datatest-stable/Cargo.toml
index bc15a02d2219..1cc11529dd98 100644
--- a/common/datatest-stable/Cargo.toml
+++ b/common/datatest-stable/Cargo.toml
@@ -12,7 +12,7 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-regex = "1.4.2"
+regex = "1.4.3"
 walkdir = "2.3.1"
 structopt = "0.3.21"
 termcolor = "1.1.2"
diff --git a/common/diemdoc/Cargo.toml b/common/diemdoc/Cargo.toml
index 35cc65cacdce..7701de5e8d3b 100644
--- a/common/diemdoc/Cargo.toml
+++ b/common/diemdoc/Cargo.toml
@@ -13,7 +13,7 @@ serde_yaml = "0.8.14"
 serde-reflection = "0.3.2"
 serde-generate = "0.16.1"
 anyhow = "1.0.34"
-regex = "1.4.2"
+regex = "1.4.3"
 structopt = "0.3.21"
 once_cell = "1.4.1"
 
diff --git a/devtools/x/Cargo.toml b/devtools/x/Cargo.toml
index 6c5264e7ff1b..c3fb15c5cb7d 100644
--- a/devtools/x/Cargo.toml
+++ b/devtools/x/Cargo.toml
@@ -21,7 +21,7 @@ env_logger = "0.8.2"
 log = "0.4.11"
 chrono = "0.4.19"
 globset = "0.4.6"
-regex = "1.4.2"
+regex = "1.4.3"
 rayon = "1.5.0"
 indexmap = "1.6.0"
 x-core = { version = "0.1.0", path = "../x-core" }
diff --git a/language/move-core/types/Cargo.toml b/language/move-core/types/Cargo.toml
index 2c45c73b5849..5d8f379ecae8 100644
--- a/language/move-core/types/Cargo.toml
+++ b/language/move-core/types/Cargo.toml
@@ -33,7 +33,7 @@ short-hex-str = { path = "../../../common/short-hex-str", version = "0.1.0" }
 once_cell = "1.4.1"
 proptest = "0.10.1"
 proptest-derive = "0.2.0"
-regex = "1.4.2"
+regex = "1.4.3"
 serde_json = "1.0.60"
 
 [features]
diff --git a/language/move-lang/Cargo.toml b/language/move-lang/Cargo.toml
index 8fdb8d85490e..8b825e4c8a66 100644
--- a/language/move-lang/Cargo.toml
+++ b/language/move-lang/Cargo.toml
@@ -11,7 +11,7 @@ anyhow = "1.0.34"
 codespan = "0.8.0"
 codespan-reporting = "0.8.0"
 hex = "0.4.2"
-regex = "1.4.2"
+regex = "1.4.3"
 structopt = "0.3.21"
 difference = "2.0.0"
 petgraph = "0.5.1"
diff --git a/language/move-prover/Cargo.toml b/language/move-prover/Cargo.toml
index 9f5521625c19..18558e5513a3 100644
--- a/language/move-prover/Cargo.toml
+++ b/language/move-prover/Cargo.toml
@@ -35,7 +35,7 @@ log = "0.4.11"
 num = "0.3.0"
 pretty = "0.10.0"
 rand = "0.7.3"
-regex = "1.4.2"
+regex = "1.4.3"
 serde = { version = "1.0.117", features = ["derive"] }
 serde_json = "1.0.60"
 simplelog = "0.8.0"
diff --git a/language/move-prover/diagen/Cargo.toml b/language/move-prover/diagen/Cargo.toml
index e8fa72ff626a..aa2883439a96 100644
--- a/language/move-prover/diagen/Cargo.toml
+++ b/language/move-prover/diagen/Cargo.toml
@@ -15,4 +15,4 @@ diem-workspace-hack = { path = "../../../common/workspace-hack", version = "0.1.
 
 # external dependencies
 anyhow = "1.0.34"
-regex = "1.4.2"
+regex = "1.4.3"
diff --git a/language/move-prover/docgen/Cargo.toml b/language/move-prover/docgen/Cargo.toml
index e163467e9df3..b9d6a07aa46a 100644
--- a/language/move-prover/docgen/Cargo.toml
+++ b/language/move-prover/docgen/Cargo.toml
@@ -18,7 +18,7 @@ codespan-reporting = "0.8.0"
 itertools = "0.9.0"
 log = "0.4.11"
 num = "0.3.0"
-regex = "1.4.2"
+regex = "1.4.3"
 anyhow = "1.0.34"
 serde = { version = "1.0.117", features = ["derive"] }
 once_cell = "1.4.1"
diff --git a/language/move-prover/spec-lang/Cargo.toml b/language/move-prover/spec-lang/Cargo.toml
index 83d9860f732f..92152d0bcd2f 100644
--- a/language/move-prover/spec-lang/Cargo.toml
+++ b/language/move-prover/spec-lang/Cargo.toml
@@ -24,7 +24,7 @@ itertools = "0.9.0"
 log = "0.4.11"
 num = "0.3.0"
 once_cell = "1.4.1"
-regex = "1.4.2"
+regex = "1.4.3"
 anyhow = "1.0.34"
 serde = { version = "1.0.117", features = ["derive"] }
 
diff --git a/language/move-prover/test-utils/Cargo.toml b/language/move-prover/test-utils/Cargo.toml
index 44d88215d15a..1f69a3e91cc7 100644
--- a/language/move-prover/test-utils/Cargo.toml
+++ b/language/move-prover/test-utils/Cargo.toml
@@ -8,5 +8,5 @@ license = "Apache-2.0"
 [dependencies]
 prettydiff = "0.3.1"
 anyhow = "1.0.34"
-regex = "1.4.2"
+regex = "1.4.3"
 diem-workspace-hack = { path = "../../../common/workspace-hack", version = "0.1.0" }
diff --git a/language/testing-infra/functional-tests/Cargo.toml b/language/testing-infra/functional-tests/Cargo.toml
index f51efb629751..bc37754e41b0 100644
--- a/language/testing-infra/functional-tests/Cargo.toml
+++ b/language/testing-infra/functional-tests/Cargo.toml
@@ -21,7 +21,7 @@ diem-config = { path = "../../../config", version = "0.1.0", features = ["fuzzin
 diem-crypto = { path = "../../../crypto/crypto", version = "0.1.0" }
 diem-workspace-hack = { path = "../../../common/workspace-hack", version = "0.1.0" }
 once_cell = "1.4.1"
-regex = { version = "1.4.2", default-features = false, features = ["std", "perf"] }
+regex = { version = "1.4.3", default-features = false, features = ["std", "perf"] }
 thiserror = "1.0.22"
 aho-corasick = "0.7.14"
 termcolor = "1.1.2"
diff --git a/language/transaction-builder/generator/Cargo.toml b/language/transaction-builder/generator/Cargo.toml
index 65853bf06ba3..b6b5d9db4dce 100644
--- a/language/transaction-builder/generator/Cargo.toml
+++ b/language/transaction-builder/generator/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 [dependencies]
 anyhow = "1.0.34"
 heck = "0.3.1"
-regex = "1.4.2"
+regex = "1.4.3"
 structopt = "0.3.21"
 textwrap = "0.12.1"
 serde-reflection = "0.3.2"
diff --git a/storage/backup/backup-cli/Cargo.toml b/storage/backup/backup-cli/Cargo.toml
index c2e27b566623..deea2e388fa9 100644
--- a/storage/backup/backup-cli/Cargo.toml
+++ b/storage/backup/backup-cli/Cargo.toml
@@ -20,7 +20,7 @@ num_cpus = "1.13.0"
 once_cell = "1.4.1"
 pin-project = "1.0.2"
 rand = "0.7.3"
-regex = "1.4.2"
+regex = "1.4.3"
 reqwest = { version = "0.10.9", features = ["stream"], default-features = false }
 serde = { version = "1.0.117", features = ["derive"] }
 serde_json = "1.0.60"
diff --git a/testsuite/cluster-test/Cargo.toml b/testsuite/cluster-test/Cargo.toml
index 9323f8cccbc0..e1d6feda4969 100644
--- a/testsuite/cluster-test/Cargo.toml
+++ b/testsuite/cluster-test/Cargo.toml
@@ -16,7 +16,7 @@ hex = "0.4.2"
 itertools = "0.9.0"
 once_cell = "1.4.1"
 rand = "0.7.3"
-regex = { version = "1.4.2", default-features = false, features = ["std", "perf"] }
+regex = { version = "1.4.3", default-features = false, features = ["std", "perf"] }
 reqwest = { version = "0.10.9", features = ["blocking", "json"] }
 serde_json = "1.0.60"
 serde_yaml = "0.8.14"
diff --git a/testsuite/smoke-test/Cargo.toml b/testsuite/smoke-test/Cargo.toml
index 4c12ee2b0941..2048a0d5cab5 100644
--- a/testsuite/smoke-test/Cargo.toml
+++ b/testsuite/smoke-test/Cargo.toml
@@ -16,7 +16,7 @@ once_cell = "1.4.1"
 num = "0.3.0"
 num-traits = "0.2.14"
 rand = "0.7.3"
-regex = "1.4.2"
+regex = "1.4.3"
 rust_decimal = "1.8.1"
 rusty-fork = "0.3.0"
 statistical = "1.0.0"
diff --git a/types/Cargo.toml b/types/Cargo.toml
index b762a98593c6..d0c157ea614a 100644
--- a/types/Cargo.toml
+++ b/types/Cargo.toml
@@ -36,7 +36,7 @@ diem-workspace-hack = { path = "../common/workspace-hack", version = "0.1.0" }
 move-core-types = { path = "../language/move-core/types", version = "0.1.0" }
 
 [dev-dependencies]
-regex = "1.4.2"
+regex = "1.4.3"
 proptest = "0.10.1"
 proptest-derive = "0.2.0"
 serde_json = "1.0.60"