diff --git a/etc/tempest.conf.sample b/etc/tempest.conf.sample
index f1aaa07..2d7f754 100644
--- a/etc/tempest.conf.sample
+++ b/etc/tempest.conf.sample
@@ -1,5 +1,5 @@
 [DEFAULT]
-# log_config = /opt/stack/tempest/etc/logging.conf.sample
+#log_config = /opt/stack/tempest/etc/logging.conf.sample
 
 # disable logging to the stderr
 use_stderr = False
@@ -285,7 +285,7 @@
 aws_access =
 aws_secret =
 
-#Image materials for S3 upload
+# Image materials for S3 upload
 # ALL content of the specified directory will be uploaded to S3
 s3_materials_path = /opt/stack/devstack/files/images/s3-materials/cirros-0.3.1
 
@@ -293,22 +293,22 @@
 # Subdirectories not allowed!
 # The filenames will be used as a Keys in the S3 Buckets
 
-#ARI Ramdisk manifest. Must be in the above s3_materials_path
+# ARI Ramdisk manifest. Must be in the above s3_materials_path
 ari_manifest = cirros-0.3.1-x86_64-initrd.manifest.xml
 
-#AMI Machine Image manifest. Must be in the above s3_materials_path
+# AMI Machine Image manifest. Must be in the above s3_materials_path
 ami_manifest = cirros-0.3.1-x86_64-blank.img.manifest.xml
 
-#AKI Kernel Image manifest, Must be in the above s3_materials_path
+# AKI Kernel Image manifest, Must be in the above s3_materials_path
 aki_manifest = cirros-0.3.1-x86_64-vmlinuz.manifest.xml
 
-#Instance type
+# Instance type
 instance_type = m1.tiny
 
-#TCP/IP connection timeout
+# TCP/IP connection timeout
 http_socket_timeout = 5
 
-#Number of retries actions on connection or 5xx error
+# Number of retries actions on connection or 5xx error
 num_retries = 1
 
 # Status change wait timout