diff --git a/tests/integration-tests/tests/custom_resource/test_cluster_custom_resource/test_cluster_create/pcluster.config.yaml b/tests/integration-tests/tests/custom_resource/test_cluster_custom_resource/test_cluster_create/pcluster.config.yaml
index b8c5bc4044..3854275409 100644
--- a/tests/integration-tests/tests/custom_resource/test_cluster_custom_resource/test_cluster_create/pcluster.config.yaml
+++ b/tests/integration-tests/tests/custom_resource/test_cluster_custom_resource/test_cluster_create/pcluster.config.yaml
@@ -6,7 +6,7 @@ Tags:
 Image:
   Os: {{ os }}
 HeadNode:
-  InstanceType: {{ instance }}
+  InstanceType: "c5.2xlarge"
   Networking:
     SubnetId: {{ public_subnet_id }}
 Scheduling:
diff --git a/tests/integration-tests/tests/custom_resource/test_cluster_custom_resource/test_cluster_update/pcluster.config.yaml b/tests/integration-tests/tests/custom_resource/test_cluster_custom_resource/test_cluster_update/pcluster.config.yaml
index 7674301ba6..659a9facbe 100644
--- a/tests/integration-tests/tests/custom_resource/test_cluster_custom_resource/test_cluster_update/pcluster.config.yaml
+++ b/tests/integration-tests/tests/custom_resource/test_cluster_custom_resource/test_cluster_update/pcluster.config.yaml
@@ -6,7 +6,7 @@ Tags:
 Image:
   Os: {{ os }}
 HeadNode:
-  InstanceType: {{ instance }}
+  InstanceType: "c5.2xlarge"
   Networking:
     SubnetId: {{ public_subnet_id }}
 Scheduling:
diff --git a/tests/integration-tests/tests/scaling/test_scaling/test_job_level_scaling/pcluster.config.yaml b/tests/integration-tests/tests/scaling/test_scaling/test_job_level_scaling/pcluster.config.yaml
index 6306724c8d..fef210f57e 100644
--- a/tests/integration-tests/tests/scaling/test_scaling/test_job_level_scaling/pcluster.config.yaml
+++ b/tests/integration-tests/tests/scaling/test_scaling/test_job_level_scaling/pcluster.config.yaml
@@ -1,7 +1,7 @@
 Image:
   Os: {{ os }}
 HeadNode:
-  InstanceType: {{ instance }}
+  InstanceType: "c5.2xlarge"
   Networking:
     SubnetId: {{ public_subnet_id }}
   Ssh:
diff --git a/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.broken.yaml b/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.broken.yaml
index bdf87b25d9..f132874aad 100644
--- a/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.broken.yaml
+++ b/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.broken.yaml
@@ -2,7 +2,7 @@ Image:
   Os: {{ os }}
 CustomS3Bucket: {{ bucket }}
 HeadNode:
-  InstanceType: {{ instance }}
+  InstanceType: "c5.2xlarge"
   Networking:
     SubnetId: {{ public_subnet_id }}
   Ssh:
diff --git a/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.recover.yaml b/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.recover.yaml
index 6810a60330..56536ee29c 100644
--- a/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.recover.yaml
+++ b/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.recover.yaml
@@ -2,7 +2,7 @@ Image:
   Os: {{ os }}
 CustomS3Bucket: {{ bucket }}
 HeadNode:
-  InstanceType: {{ instance }}
+  InstanceType: "c5.2xlarge"
   Networking:
     SubnetId: {{ public_subnet_id }}
   Ssh:
diff --git a/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.yaml b/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.yaml
index d10a352700..615355d795 100644
--- a/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.yaml
+++ b/tests/integration-tests/tests/schedulers/test_slurm/test_slurm_protected_mode/pcluster.config.yaml
@@ -2,7 +2,7 @@ Image:
   Os: {{ os }}
 CustomS3Bucket: {{ bucket }}
 HeadNode:
-  InstanceType: {{ instance }}
+  InstanceType: "c5.2xlarge"
   Networking:
     SubnetId: {{ public_subnet_id }}
   Ssh: