diff --git a/Cargo.lock b/Cargo.lock
index 03fb9d7..4c151a5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -84,9 +84,9 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.17"
+version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39e3200413f237f41ab11ad6d161bc7239c84dcb631773ccd7de3dfe4b5c267c"
+checksum = "da0df0e5185db44f69b44f26786fe401b6c293d1907744beaa7fa62b2e5a517a"
 dependencies = [
  "autocfg",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index e0d004b..f693b02 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ path = "src/lib.rs"
 
 [dependencies]
 num-integer = { version = "0.1.44" }
-num-traits = { version = "0.2.17" }
+num-traits = { version = "0.2.18" }
 
 [dev-dependencies]
 quickcheck = "1"