diff --git a/Cargo.lock b/Cargo.lock
index 384f036..75aa092 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "ansi_term"
 version = "0.11.0"
@@ -611,9 +613,9 @@ checksum = "0b631f7e854af39a1739f401cf34a8a013dfe09eac4fa4dba91e9768bd28168d"
 
 [[package]]
 name = "ordered-float"
-version = "1.0.2"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18869315e81473c951eb56ad5558bbc56978562d3ecfb87abb7a1e944cea4518"
+checksum = "3305af35278dd29f46fcdd139e0b1fbfae2153f0e5928b39b035542dd31e37b7"
 dependencies = [
  "num-traits",
 ]