diff --git a/.gitignore b/.gitignore
index 2b2f557..43a0389 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@
 /futures-task-0.3.9.crate
 /futures-task-0.3.10.crate
 /futures-task-0.3.12.crate
+/futures-task-0.3.13.crate
diff --git a/rust-futures-task.spec b/rust-futures-task.spec
index fb90ab3..349feaf 100644
--- a/rust-futures-task.spec
+++ b/rust-futures-task.spec
@@ -6,8 +6,8 @@
 %global crate futures-task
 
 Name:           rust-%{crate}
-Version:        0.3.12
-Release:        2%{?dist}
+Version:        0.3.13
+Release:        1%{?dist}
 Summary:        Tools for working with tasks
 
 # Upstream license specification: MIT OR Apache-2.0
@@ -76,18 +76,6 @@ which use "cfg-target-has-atomic" feature of "%{crate}" crate.
 %files       -n %{name}+cfg-target-has-atomic-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
 
-%package     -n %{name}+once_cell-devel
-Summary:        %{summary}
-BuildArch:      noarch
-
-%description -n %{name}+once_cell-devel %{_description}
-
-This package contains library source intended for building other packages
-which use "once_cell" feature of "%{crate}" crate.
-
-%files       -n %{name}+once_cell-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
-
 %package     -n %{name}+std-devel
 Summary:        %{summary}
 BuildArch:      noarch
@@ -131,6 +119,9 @@ which use "unstable" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Tue Feb 23 2021 Fabio Valentini <decathorpe@gmail.com> - 0.3.13-1
+- Update to version 0.3.13.
+
 * Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.3.12-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
 
diff --git a/sources b/sources
index d5ce2a7..e8ac749 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (futures-task-0.3.12.crate) = 0d92c5d32b1e939f324ce44f1e3b8a8407d681e9200ac0f41f44d4621768f6e00185a51d087af6923898c0bdbb2f9a553f4737f5a7f57ec1478572b0ecb82049
+SHA512 (futures-task-0.3.13.crate) = 2989781a67a5fad9b7e9320155d01829fe5f2b04f2a2958ba20eb2ba51734b5d1ead3d3abd7ed5051478aefd3938c682e30d87a16a108546a812950ae50363bb