diff --git a/Cargo.lock b/Cargo.lock
index 078df10..3ff63e7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -257,9 +257,9 @@ checksum = "d4c87d22b6e3f4a18d4d40ef354e97c90fcb14dd91d7dc0aa9d8a1172ebf7202"
 
 [[package]]
 name = "unicode-width"
-version = "0.1.11"
+version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e51733f11c9c4f72aa0c160008246859e340b00807569a0da0e7a1079b27ba85"
+checksum = "68f5e5f3158ecfd4b8ff6fe086db7c8467a2dfdac97fe420f2b7c4aa97af66d6"
 
 [[package]]
 name = "wasm-bindgen"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 16642cb..ade552e 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -8,5 +8,5 @@ edition = "2018"
 
 [dependencies]
 unicode-segmentation = "1.11.0"
-unicode-width = "0.1.11"
+unicode-width = "0.1.12"
 instant = { version = "0.1.12", features = [ "wasm-bindgen" ] }