diff --git a/Cargo.lock b/Cargo.lock
index acf6b31..75e4053 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -150,3 +150,25 @@ name = "yaml-rust"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[metadata]
+"checksum aho-corasick 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2b3fb52b09c1710b961acb35390d514be82e4ac96a9969a8e38565a29b878dc9"
+"checksum ansi_term 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1f46cd5b1d660c938e3f92dfe7a73d832b3281479363dd0cd9c1c2fbf60f7962"
+"checksum base64 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a51012ca17f843e723dedc71fdd7feac9d8b53be85492aa9232b2da59ce6bb3b"
+"checksum bitflags 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4f67931368edf3a9a51d29886d245f1c3db2f1ef0dcc9e35ff70341b78c10d23"
+"checksum clap 2.9.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0a95e68c82e42bca25eb3feb24f7bcea51b6d7c9e1b58d341b7b287f6d11db3c"
+"checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
+"checksum lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "49247ec2a285bb3dcb23cbd9c35193c025e7251bfce77c1d5da97e6362dffe7f"
+"checksum libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "c96061f0c8a2dc27482e394d82e23073569de41d73cd736672ccd3e5c7471bfd"
+"checksum memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "d8b629fb514376c675b98c1421e80b151d3817ac42d7c667717d282761418d20"
+"checksum regex 0.1.73 (registry+https://github.com/rust-lang/crates.io-index)" = "56b7ee9f764ecf412c6e2fff779bca4b22980517ae335a21aeaf4e32625a5df2"
+"checksum regex-syntax 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "31040aad7470ad9d8c46302dcffba337bb4289ca5da2e3cd6e37b64109a85199"
+"checksum strsim 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0d5f575d5ced6634a5c4cb842163dab907dc7e9148b28dc482d81b8855cbe985"
+"checksum term_size 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a6a7c9a4de31e5622ec38533988a9e965aab09b26ee8bd7b8b0f56d488c3784d"
+"checksum thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a9539db560102d1cef46b8b78ce737ff0bb64e7e18d35b2a5688f7d097d0ff03"
+"checksum thread_local 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0694f51610ef7cfac7a1b81de7f1602ee5356e76541bcd62c40e71933338cab1"
+"checksum unicode-width 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2d6722facc10989f63ee0e20a83cd4e1714a9ae11529403ac7e0afd069abc39e"
+"checksum utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a1ca13c08c41c9c3e04224ed9ff80461d97e121589ff27c753a16cb10830ae0f"
+"checksum vec_map 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "cac5efe5cb0fa14ec2f84f83c701c562ee63f6dcc680861b21d65c682adfb05f"
+"checksum winapi 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "3969e500d618a5e974917ddefd0ba152e4bcaae5eb5d9b8c1fbc008e9e28c24e"
+"checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
+"checksum yaml-rust 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ebfe12f475ad59be6178ebf004d51e682022496535994f8d23fd7ed31084598c"
diff --git a/src/main.rs b/src/main.rs
index 7a2b904..82a7d87 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -33,6 +33,7 @@ fn real_main() -> Result<(), String> {
         .version(env!("CARGO_PKG_VERSION"))
         .about("Produces a Kubernetes manifest from a parameterized template")
         .setting(AppSettings::ArgRequiredElseHelp)
+        .setting(AppSettings::AllowLeadingHyphen)
         .arg(
             Arg::with_name("template")
                 .help("Path to the template file to be processed")