diff --git a/roles/koji_builder/files/builders/fedora-branched-pungi-armhfp.cfg b/roles/koji_builder/files/builders/fedora-branched-pungi-armhfp.cfg
index 270458e594..da18472f96 100644
--- a/roles/koji_builder/files/builders/fedora-branched-pungi-armhfp.cfg
+++ b/roles/koji_builder/files/builders/fedora-branched-pungi-armhfp.cfg
@@ -27,5 +27,5 @@ baseurl=http://kojipkgs.fedoraproject.org/mash/branched/armhfp/os
 
 [buildroot]
 name=buildroot
-baseurl=http://kojipkgs.fedoraproject.org/repos/f20-build/latest/armhfp/
+baseurl=http://kojipkgs.fedoraproject.org/repos/f21-build/latest/armhfp/
 """
diff --git a/roles/koji_builder/files/builders/fedora-branched-pungi-i386.cfg b/roles/koji_builder/files/builders/fedora-branched-pungi-i386.cfg
index 28ce560705..6bfffb4923 100644
--- a/roles/koji_builder/files/builders/fedora-branched-pungi-i386.cfg
+++ b/roles/koji_builder/files/builders/fedora-branched-pungi-i386.cfg
@@ -27,5 +27,5 @@ baseurl=http://kojipkgs.fedoraproject.org/mash/branched/i386/os
 
 [buildroot]
 name=buildroot
-baseurl=http://kojipkgs.fedoraproject.org/repos/f20-build/latest/i386/
+baseurl=http://kojipkgs.fedoraproject.org/repos/f21-build/latest/i386/
 """
diff --git a/roles/koji_builder/files/builders/fedora-branched-pungi-x86_64.cfg b/roles/koji_builder/files/builders/fedora-branched-pungi-x86_64.cfg
index d6b9a892a1..56caf8b46e 100644
--- a/roles/koji_builder/files/builders/fedora-branched-pungi-x86_64.cfg
+++ b/roles/koji_builder/files/builders/fedora-branched-pungi-x86_64.cfg
@@ -30,5 +30,5 @@ baseurl=http://kojipkgs.fedoraproject.org/mash/branched/x86_64/os
 
 [buildroot]
 name=buildroot
-baseurl=http://kojipkgs.fedoraproject.org/repos/f20-build/latest/x86_64/
+baseurl=http://kojipkgs.fedoraproject.org/repos/f21-build/latest/x86_64/
 """