diff --git a/Cargo.lock b/Cargo.lock
index ee4e49c..7804c76 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -15,9 +15,9 @@ dependencies = [
 
 [[package]]
 name = "capitalize"
-version = "0.1.0"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "702cfe2f052c6542d55a9924efef63dd315c168cc4f315a824fb0f47da4e11c8"
+checksum = "6b5271031022835ee8c7582fe67403bd6cb3d962095787af7921027234bab5bf"
 
 [[package]]
 name = "colored"
diff --git a/Cargo.toml b/Cargo.toml
index 6bd97d8..71b3e91 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,4 +13,4 @@ keywords = ["heraclitus", "compiler", "parser"]
 [dependencies]
 colored = "2.0.0"
 pad = "0.1.6"
-capitalize = "0.1.0"
+capitalize = "0.3.4"