diff --git a/playbooks/openshift-apps/koschei.yml b/playbooks/openshift-apps/koschei.yml
index 1c873873fd..d268a24294 100644
--- a/playbooks/openshift-apps/koschei.yml
+++ b/playbooks/openshift-apps/koschei.yml
@@ -43,10 +43,10 @@
         template: backend-deployment.yml
         objectname: "{{ item.name }}-deployment.yml"
         service: "{{ item.name }}"
-        min_cpu: "{{ item.cpu[0] }}"
-        max_cpu: "{{ item.cpu[1] }}"
-        min_mem: "{{ item.memory[0] }}"
-        max_mem: "{{ item.memory[1] }}"
+        min_cpu: {{ item.cpu[0] }}
+        max_cpu: {{ item.cpu[1] }}
+        min_mem: {{ item.memory[0] }}
+        max_mem: {{ item.memory[1] }}
       with_items:
         - { name: polling,        cpu: [ 1.0, 1.5 ],  memory: [  256,  512 ] }
         - { name: scheduler,      cpu: [ 0.2, 0.5 ],  memory: [   64,  128 ] }