diff --git a/.gitignore b/.gitignore
index f0ac642..989b9a4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,4 @@
 /futures-executor-0.3.17.crate
 /futures-executor-0.3.18.crate
 /futures-executor-0.3.19.crate
+/futures-executor-0.3.21.crate
diff --git a/rust-futures-executor.spec b/rust-futures-executor.spec
index 043dc7c..eef0f71 100644
--- a/rust-futures-executor.spec
+++ b/rust-futures-executor.spec
@@ -6,7 +6,7 @@
 %global crate futures-executor
 
 Name:           rust-%{crate}
-Version:        0.3.19
+Version:        0.3.21
 Release:        %autorelease
 Summary:        Executors for asynchronous tasks based on the futures-rs library
 
diff --git a/sources b/sources
index 9372eb4..1d74070 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (futures-executor-0.3.19.crate) = c6c3d392a1e096b864716696bd76169745ab7c673bb109c197d38c1116cedafe1fd72e37fc56f6fb8250772dc3daf710d8e17d34a00e2f7a070d5ecb3b0bc9b2
+SHA512 (futures-executor-0.3.21.crate) = 597732f96b45ce21f7a0b149f62cbdc54a80010bfa5421ab0ef7345c501c197e1c8fe109fa2d1c813d5c2e872b4670e0fbd96e2572cc3e9d2646b68f41c78147