diff --git a/Cargo.lock b/Cargo.lock
index f9d14a1..e74eed6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -158,9 +158,9 @@ checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
 
 [[package]]
 name = "cpp_demangle"
-version = "0.2.16"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13c924384107361ca729c7d46b9134151b9a955ce99a773784f2777498e8552d"
+checksum = "ad49cad3673b9d586bc50cd92fdc0e9205ecd162d4206073d9774c4fe13a8fde"
 dependencies = [
  "cfg-if",
  "glob",
diff --git a/cargo-asm/Cargo.toml b/cargo-asm/Cargo.toml
index 9dd5cf4..945daf6 100644
--- a/cargo-asm/Cargo.toml
+++ b/cargo-asm/Cargo.toml
@@ -16,6 +16,6 @@ shellexpand = "2.0"
 cargo_metadata = "0.10"
 once_cell = "1.4.0"
 pdb = "0.6"
-cpp_demangle = "0.2"
+cpp_demangle = "0.3"
 termcolor = "1.1"
 atty = "0.2"