diff --git a/Cargo.lock b/Cargo.lock
index dfa3c3a..641e3f9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -33,9 +33,9 @@ checksum = "5be167a7af36ee22fe3115051bc51f6e6c7054c9348e28deb4f49bd6f705a315"
 
 [[package]]
 name = "time"
-version = "0.3.11"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72c91f41dcb2f096c05f0873d667dceec1087ce5bcf984ec8ffb19acddbb3217"
+checksum = "d634a985c4d4238ec39cacaed2e7ae552fbd3c476b552c1deac3021b7d7eaf0c"
 dependencies = [
  "libc",
  "num_threads",