diff --git a/Cargo.lock b/Cargo.lock
index c25976f1f..0e0fadb22 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2401,9 +2401,9 @@ checksum = "6446ced80d6c486436db5c078dde11a9f73d42b57fb273121e160b84f63d894c"
 
 [[package]]
 name = "structopt"
-version = "0.3.16"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de5472fb24d7e80ae84a7801b7978f95a19ec32cb1876faea59ab711eb901976"
+checksum = "6cc388d94ffabf39b5ed5fadddc40147cb21e605f53db6f8f36a625d27489ac5"
 dependencies = [
  "clap",
  "lazy_static",
@@ -2412,9 +2412,9 @@ dependencies = [
 
 [[package]]
 name = "structopt-derive"
-version = "0.4.9"
+version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0eb37335aeeebe51be42e2dc07f031163fbabfa6ac67d7ea68b5c2f68d5f99"
+checksum = "5e2513111825077552a6751dfad9e11ce0fba07d7276a3943a037d7e93e64c5f"
 dependencies = [
  "heck",
  "proc-macro-error",
diff --git a/zebra-utils/Cargo.toml b/zebra-utils/Cargo.toml
index 8dc1e9f7b..04ae92d65 100644
--- a/zebra-utils/Cargo.toml
+++ b/zebra-utils/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 publish = false
 
 [dependencies]
-structopt = "0.3.16"
+structopt = "0.3.17"
 color-eyre = "0.5.1"
 hex = "0.4"
 serde_json = "1.0"