diff --git a/templates/arbiter/01-arbiter-container-runtime/_base/files/crio.yaml b/templates/arbiter/01-arbiter-container-runtime/_base/files/crio.yaml
index 9157ad0049..335725206b 100644
--- a/templates/arbiter/01-arbiter-container-runtime/_base/files/crio.yaml
+++ b/templates/arbiter/01-arbiter-container-runtime/_base/files/crio.yaml
@@ -33,6 +33,9 @@ contents:
         "/etc/hostname",
     ]
     drop_infra_ctr = true
+    default_ulimits = [
+      "nofile=1048576",
+    ]
 
     [crio.runtime.runtimes.runc]
     runtime_root = "/run/runc"
diff --git a/templates/master/01-master-container-runtime/_base/files/crio.yaml b/templates/master/01-master-container-runtime/_base/files/crio.yaml
index 36d99c5cec..431ead06ff 100644
--- a/templates/master/01-master-container-runtime/_base/files/crio.yaml
+++ b/templates/master/01-master-container-runtime/_base/files/crio.yaml
@@ -33,6 +33,9 @@ contents:
         "/etc/hostname",
     ]
     drop_infra_ctr = true
+    default_ulimits = [
+      "nofile=1048576",
+    ]
 
     [crio.runtime.runtimes.runc]
     runtime_root = "/run/runc"
diff --git a/templates/worker/01-worker-container-runtime/_base/files/crio.yaml b/templates/worker/01-worker-container-runtime/_base/files/crio.yaml
index e741fa84fc..0ca5735c71 100644
--- a/templates/worker/01-worker-container-runtime/_base/files/crio.yaml
+++ b/templates/worker/01-worker-container-runtime/_base/files/crio.yaml
@@ -33,6 +33,9 @@ contents:
         "/etc/hostname",
     ]
     drop_infra_ctr = true
+    default_ulimits = [
+      "nofile=1048576",
+    ]
 
     [crio.runtime.runtimes.runc]
     runtime_root = "/run/runc"