diff --git a/Cargo.lock b/Cargo.lock
index 7fc40be..5d1011a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -465,14 +465,13 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.4.3"
+version = "1.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9251239e129e16308e70d853559389de218ac275b515068abc96829d05b948a"
+checksum = "957056ecddbeba1b26965114e191d2e8589ce74db242b6ea25fc4062427a5c19"
 dependencies = [
  "aho-corasick",
  "memchr",
  "regex-syntax",
- "thread_local",
 ]
 
 [[package]]
@@ -598,15 +597,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "thread_local"
-version = "1.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8018d24e04c95ac8790716a5987d0fec4f8b27249ffa0f7d33f1369bdfb88cbd"
-dependencies = [
- "once_cell",
-]
-
 [[package]]
 name = "tinyvec"
 version = "1.1.1"
diff --git a/Cargo.toml b/Cargo.toml
index c70065a..1d1c296 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,7 +25,7 @@ log = { version = "0.4", optional = true }
 flate2 = { version = "1.0", optional = true }
 lazy_static = { version = "1.3", optional = true }
 url = { version = "2.2", optional = true }
-regex = { version = "1.1", optional = true }
+regex = { version = "1.4", optional = true }
 lru = { version = "0.6", optional = true }
 bloomfilter = { version = "1.0", optional = true }
 ring = { version = "0.16", optional = true }
@@ -34,4 +34,4 @@ cfg-if = "1.0"
 [dev-dependencies]
 lazy_static = "1.3"
 multi-default-trait-impl = "0.1"
-regex = "1.1"
+regex = "1.4"