diff --git a/buildah.spec b/buildah.spec
index 59ef76e..f05a31a 100644
--- a/buildah.spec
+++ b/buildah.spec
@@ -15,12 +15,12 @@ go build -buildmode pie -compiler gc -tags="rpm_crashtraceback libtrust_openssl
 
 %global import_path github.com/containers/buildah
 %global branch release-1.21
-%global commit0 30a10f36470e22172157993af00751ec0f7e22eb
+%global commit0 9c83683ac0e8a63474feef61ebcb7e8b973a26ef
 %global shortcommit0 %(c=%{commit0}; echo ${c:0:7})
 
 Name: buildah
-Version: 1.21.3
-Release: 2%{?dist}
+Version: 1.21.4
+Release: 1%{?dist}
 Summary: A command line tool used for creating OCI Images
 License: ASL 2.0
 URL: https://%{name}.io
@@ -127,6 +127,11 @@ make DESTDIR=%{buildroot} PREFIX=%{_prefix} -C docs install
 %{_datadir}/%{name}/test
 
 %changelog
+* Mon Jul 26 2021 Jindrich Novy <jnovy@redhat.com> - 1.21.4-1
+- update to the latest content of https://github.com/containers/buildah/tree/release-1.21
+  (https://github.com/containers/buildah/commit/9c83683)
+- Related: #1970747
+
 * Tue Jul 20 2021 Jindrich Novy <jnovy@redhat.com> - 1.21.3-2
 - update to the latest content of https://github.com/containers/buildah/tree/release-1.21
   (https://github.com/containers/buildah/commit/30a10f3)
diff --git a/sources b/sources
index 7b63879..3de3f89 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (release-1.21-30a10f3.tar.gz) = 1eecbed29b2412b4d864c73941607dd8a41de8d94477c30d818504a452989a82a95734e562c0971612d3e3525e1435f68cd016202b064571617d2f30da132574
+SHA512 (release-1.21-9c83683.tar.gz) = 66d4f5b55f758d78bb36d9a2371989301cfdcd25dfe5010a06a831ff568df518d5c2b6658458e9e8d3028d3566c8090243d4e616cd55d8bf5f149a393252a880