diff --git a/Cargo.lock b/Cargo.lock
index 8ceb8a7..cc2085c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1290,9 +1290,9 @@ dependencies = [
 
 [[package]]
 name = "semver"
-version = "1.0.0"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76b5842e81eb9bbea19276a9dbbda22ac042532f390a67ab08b895617978abf3"
+checksum = "5f3aac57ee7f3272d8395c6e4f502f434f0e289fcd62876f70daa008c20dcabe"
 dependencies = [
  "serde",
 ]
@@ -1385,7 +1385,7 @@ dependencies = [
  "route-recognizer",
  "rustsec",
  "sass-rs",
- "semver 1.0.0",
+ "semver 1.0.3",
  "serde",
  "serde_json",
  "sha-1",