diff --git a/.gitignore b/.gitignore
index c499831..1fc47c3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,4 @@
 /semver-1.0.18.crate
 /semver-1.0.19.crate
 /semver-1.0.20.crate
+/semver-1.0.21.crate
diff --git a/rust-semver.spec b/rust-semver.spec
index 4b578e7..174587e 100644
--- a/rust-semver.spec
+++ b/rust-semver.spec
@@ -5,7 +5,7 @@
 %global crate semver
 
 Name:           rust-semver
-Version:        1.0.20
+Version:        1.0.21
 Release:        %autorelease
 Summary:        Parser and evaluator for Cargo's flavor of Semantic Versioning
 
diff --git a/sources b/sources
index e7eacd0..fa10a6e 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (semver-1.0.20.crate) = 35a55f1d1e4dc8674d48053da36b7152b5e3bfeb72eebf7d307c491b02d77e6bd4552212551be29e2a2c3951afde292c2614829e668d9382fec0f258dc6484fe
+SHA512 (semver-1.0.21.crate) = bc3ceb11f2b729be086120c06ca2cefc34c5141d2d4af64279b0868456894eb9097b234b326249f2aa83d8b99086fcac4c5b7ef4a1e14b1198ae808fde245c35