diff --git a/README.md b/README.md
index e59bc89..fdb79f4 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,3 @@
 # containerd
 
 A daemon to control OCI container runtimes.
-
diff --git a/containerd.spec b/containerd.spec
index a402cf9..456d30d 100644
--- a/containerd.spec
+++ b/containerd.spec
@@ -1,6 +1,6 @@
-%define _commit d50db0a42053864a270f648048f9a8b4f24eced3
+%define _commit 09814d48d50816305a8e6c1a4ae3e2bcc4ba725a
 Name:          containerd
-Version:       1.3.0
+Version:       1.4.0
 Release:       1mamba
 Summary:       A daemon to control OCI container runtimes
 Group:         System/Servers
@@ -8,7 +8,6 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://containerd.io/
-## GITSOURCE https://github.com/docker/containerd.git 0.0.5
 Source:        https://github.com/containerd/containerd.git/v%{version}/containerd-%{version}.tar.bz2
 License:       Apache License 2.0
 ## AUTOBUILDREQ-BEGIN
@@ -16,12 +15,14 @@ BuildRequires: glibc-devel
 BuildRequires: libseccomp-devel
 ## AUTOBUILDREQ-END
 BuildRequires: libgo-devel >= 7.3.0-1mamba
-BuildRequires: go-pie
+BuildRequires: gcc-go
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 A daemon to control OCI container runtimes.
 
+#% debug_package
+
 %prep
 %setup -q
 mkdir -p src/github.com/containerd
@@ -70,6 +71,9 @@ install -Dm644 containerd.service %{buildroot}%{_unitdir}/containerd.service
 %doc LICENSE
 
 %changelog
+* Tue Aug 25 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 1.4.0-1mamba
+- update to 1.4.0
+
 * Wed Nov 06 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.0-1mamba
 - update to 1.3.0