diff --git a/aws/explorer.yml b/aws/explorer.yml
index 15dbe06..5e1cff6 100644
--- a/aws/explorer.yml
+++ b/aws/explorer.yml
@@ -36,7 +36,7 @@
   tasks:
     - name: Launch instance
       ec2:
-	  	id: "{{ bootnode_instance_name }}"
+        id: "{{ bootnode_instance_name }}"
         ec2_access_key: "{{ access_key }}"
         ec2_secret_key: "{{ secret_key }}"
         key_name: "{{ awskeypair_name }}"
diff --git a/aws/moc.yml b/aws/moc.yml
index 40fc0d1..08792c7 100644
--- a/aws/moc.yml
+++ b/aws/moc.yml
@@ -36,7 +36,7 @@
   tasks:
     - name: Launch instance
       ec2:
-	  	id: "{{ bootnode_instance_name }}"
+        id: "{{ bootnode_instance_name }}"
         ec2_access_key: "{{ access_key }}"
         ec2_secret_key: "{{ secret_key }}"
         key_name: "{{ awskeypair_name }}"
diff --git a/aws/netstat.yml b/aws/netstat.yml
index bc66e58..af849fd 100644
--- a/aws/netstat.yml
+++ b/aws/netstat.yml
@@ -36,7 +36,7 @@
   tasks:
     - name: Launch instance
       ec2:
-	  	id: "{{ bootnode_instance_name }}"
+        id: "{{ bootnode_instance_name }}"
         ec2_access_key: "{{ access_key }}"
         ec2_secret_key: "{{ secret_key }}"
         key_name: "{{ awskeypair_name }}"
diff --git a/aws/validator.yml b/aws/validator.yml
index 093829e..e8bd097 100644
--- a/aws/validator.yml
+++ b/aws/validator.yml
@@ -36,7 +36,7 @@
   tasks:
     - name: Launch instance
       ec2:
-	  	id: "{{ bootnode_instance_name }}"
+        id: "{{ bootnode_instance_name }}"
         ec2_access_key: "{{ access_key }}"
         ec2_secret_key: "{{ secret_key }}"
         key_name: "{{ awskeypair_name }}"