diff --git a/Cargo.lock b/Cargo.lock
index 225792e..0a3ee5d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -275,7 +275,6 @@ dependencies = [
  "regex 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "rerun_except 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "snafu 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "structopt 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
diff --git a/src/libvm/Cargo.toml b/src/libvm/Cargo.toml
index b572b43..5dfd8b1 100644
--- a/src/libvm/Cargo.toml
+++ b/src/libvm/Cargo.toml
@@ -9,7 +9,6 @@ build = "build.rs"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-structopt = "0.3"
 bitflags = "1"
 byteorder = "1"
 lazy_static = "1"