diff --git a/Cargo.lock b/Cargo.lock
index 1e9a1b7..766cf8a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,188 +1,265 @@
-[root]
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-dependencies = [
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- "chrono 0.2.25 (registry+https://github.com/rust-lang/crates.io-index)",
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- "protobuf 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
-]
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
 
 [[package]]
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+checksum = "23ac7c30002a5accbf7e8987d0632fa6de155b7c3d39d0067317a391e00a2ef6"
 
 [[package]]
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+checksum = "aad18937a628ec6abcd26d1489012cc0e18c21798210f491af69ded9b881106d"
 
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- "num 0.1.36 (registry+https://github.com/rust-lang/crates.io-index)",
- "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num",
+ "time",
 ]
 
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+checksum = "95b78f3fe0fc94c13c731714363260e04b557a637166f33a4570d3189d642374"
+dependencies = [
+ "ansi_term",
+ "bitflags",
+ "libc",
+ "strsim",
+ "term_size",
+ "unicode-segmentation",
+ "unicode-width",
+ "vec_map",
+]
+
+[[package]]
+name = "evans"
+version = "0.1.1"
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- "vec_map 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "chrono",
+ "clap",
+ "lazy_static",
+ "protobuf",
+ "rand",
 ]
 
 [[package]]
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- "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi",
+ "winapi-build",
 ]
 
 [[package]]
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 [[package]]
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- "num-traits 0.1.36 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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 dependencies = [
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 ]
 
 [[package]]
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 [[package]]
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+checksum = "d65a1d4ddae7d8b5de68153b48f6aa3bba8cb002b243dbdbc55a5afbc98f99f4"
+dependencies = [
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+ "thiserror",
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+dependencies = [
+ "proc-macro2",
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 dependencies = [
- "libc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc",
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 [[package]]
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+checksum = "67f84c44fbb2f91db7fef94554e6b2ac05909c9c0b0bc23bb98d3a1aebfe7f7c"
+
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+dependencies = [
+ "proc-macro2",
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 [[package]]
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+checksum = "3f7f5f3f71b0040cecc71af239414c23fd3c73570f5ff54cf50e03cef637f2a0"
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+ "libc",
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- "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "syn",
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 [[package]]
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- "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "libc",
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+[[package]]
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+
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 [[package]]
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 [[package]]
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-
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diff --git a/Cargo.toml b/Cargo.toml
index 7fbd21a..3f8b2eb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ name = "evans"
 doc = false
 
 [dependencies]
-protobuf = "1.0"
+protobuf = "3.7"
 clap = "2.10"
 rand = "0.3"
 lazy_static = "0.2"