diff --git a/bin/v_add_dns_domain b/bin/v_add_dns_domain
index 33ab789e6..31a2b3215 100755
--- a/bin/v_add_dns_domain
+++ b/bin/v_add_dns_domain
@@ -44,7 +44,7 @@ is_user_suspended
 
 # Checking domain
 is_domain_new 'quiet'
-if [ $? -ne $OK ]; then
+if [ $? -ne 0 ]; then
 
     # Checking domain owner
     is_domain_owner
diff --git a/bin/v_add_web_domain b/bin/v_add_web_domain
index 0f53db276..82d543ae7 100755
--- a/bin/v_add_web_domain
+++ b/bin/v_add_web_domain
@@ -41,7 +41,7 @@ is_user_suspended
 
 # Checking domain
 is_domain_new 'quiet'
-if [ $? -ne $OK ]; then
+if [ $? -ne 0 ]; then
 
     # Checking domain owner
     is_domain_owner
diff --git a/bin/v_add_web_domain_alias b/bin/v_add_web_domain_alias
index 6fd7cc56b..e4e30f75b 100755
--- a/bin/v_add_web_domain_alias
+++ b/bin/v_add_web_domain_alias
@@ -46,7 +46,7 @@ is_domain_suspended 'web'
 
 # Checking alias on the server
 is_domain_new 'quiet' "$dom_alias"
-if [ $? -ne $OK ]; then
+if [ $? -ne 0 ]; then
 
     # Checking alias owner
     is_domain_owner "$dom_alias"
diff --git a/bin/v_restart_cron b/bin/v_restart_cron
index ab5853052..5bd6e0e67 100755
--- a/bin/v_restart_cron
+++ b/bin/v_restart_cron
@@ -20,4 +20,4 @@ if [ "$CRON_SYSTEM" = 'crond' ]; then
 fi
 
 # Logging
-exit  $OK
+exit
diff --git a/bin/v_restart_dns b/bin/v_restart_dns
index 159363d6c..d583eb2c0 100755
--- a/bin/v_restart_dns
+++ b/bin/v_restart_dns
@@ -19,4 +19,4 @@ if [ "$DNS_SYSTEM" = 'bind' ]; then
     bind
 fi
 
-exit $OK
+exit
diff --git a/bin/v_restart_web b/bin/v_restart_web
index 61d9bcff2..d317d6371 100755
--- a/bin/v_restart_web
+++ b/bin/v_restart_web
@@ -33,4 +33,4 @@ if [ "$PROXY_SYSTEM" = 'nginx' ]; then
 fi
 
 # Logging
-exit $OK
+exit