diff --git a/inventory/group_vars/buildvm b/inventory/group_vars/buildvm
index f5e434976c..9cdb48e9d6 100644
--- a/inventory/group_vars/buildvm
+++ b/inventory/group_vars/buildvm
@@ -8,6 +8,7 @@ eth0_ipv4_gw: 10.3.169.254
 host_group: kojibuilder
 koji_hub: "koji.fedoraproject.org/kojihub"
 koji_hub_nfs: "fedora_koji"
+koji_instance: "primary"
 koji_root: "koji.fedoraproject.org/koji"
 koji_server_url: "https://koji.fedoraproject.org/kojihub"
 koji_topurl: "https://kojipkgs.fedoraproject.org/"
diff --git a/inventory/group_vars/buildvm_aarch64 b/inventory/group_vars/buildvm_aarch64
index 17459d7e08..fcd13ed6cf 100644
--- a/inventory/group_vars/buildvm_aarch64
+++ b/inventory/group_vars/buildvm_aarch64
@@ -8,6 +8,7 @@ eth0_ipv4_gw: 10.3.170.254
 host_group: kojibuilder
 koji_hub: "koji.fedoraproject.org/kojihub"
 koji_hub_nfs: "fedora_koji"
+koji_instance: "primary"
 koji_root: "koji.fedoraproject.org/koji"
 koji_server_url: "https://koji.fedoraproject.org/kojihub"
 koji_topurl: "https://kojipkgs.fedoraproject.org/"
diff --git a/inventory/group_vars/buildvm_ppc64le b/inventory/group_vars/buildvm_ppc64le
index a1604e2866..0c67e02284 100644
--- a/inventory/group_vars/buildvm_ppc64le
+++ b/inventory/group_vars/buildvm_ppc64le
@@ -9,6 +9,7 @@ eth0_ipv4_gw: 10.3.171.254
 host_group: kojibuilder
 ipa_server: ipa01.iad2.fedoraproject.org
 koji_hub_nfs: "fedora_koji"
+koji_instance: "primary"
 koji_server_url: "https://koji.fedoraproject.org/kojihub"
 koji_topurl: "https://kojipkgs.fedoraproject.org/"
 koji_weburl: "https://koji.fedoraproject.org/koji"
diff --git a/inventory/group_vars/buildvm_ppc64le_stg b/inventory/group_vars/buildvm_ppc64le_stg
index 2d86b5aca3..59609fbd35 100644
--- a/inventory/group_vars/buildvm_ppc64le_stg
+++ b/inventory/group_vars/buildvm_ppc64le_stg
@@ -10,6 +10,7 @@ eth0_ipv4_gw: 10.3.167.254
 host_group: kojibuilder
 koji_hub: "koji.stg.fedoraproject.org/kojihub"
 koji_hub_nfs: "fedora_koji"
+koji_instance: "primary"
 koji_root: "koji.stg.fedoraproject.org/koji"
 koji_server_url: "https://koji.stg.fedoraproject.org/kojihub"
 koji_topurl: "https://kojipkgs.stg.fedoraproject.org/"
diff --git a/inventory/group_vars/buildvm_s390x b/inventory/group_vars/buildvm_s390x
index ce8345957d..9e741b0f0b 100644
--- a/inventory/group_vars/buildvm_s390x
+++ b/inventory/group_vars/buildvm_s390x
@@ -9,6 +9,7 @@ external: false
 has_ipv4: yes
 host_group: kojibuilder
 koji_hub_nfs: "fedora_koji"
+koji_instance: "primary"
 koji_server_url: "https://koji.fedoraproject.org/kojihub"
 koji_topurl: "https://kojipkgs.fedoraproject.org/"
 koji_weburl: "https://koji.fedoraproject.org/koji"