diff --git a/manifests/config.pp b/manifests/config.pp
index e7ccb61..e05bc1a 100644
--- a/manifests/config.pp
+++ b/manifests/config.pp
@@ -14,7 +14,7 @@ class java::config ( ) {
           path    => '/bin',
           user    => 'root',
           command => "echo JAVA_HOME=${$java::use_java_home} >> /etc/environment",
-          unless => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
+          unless  => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
         }
       }
     }
@@ -42,7 +42,7 @@ class java::config ( ) {
           path    => '/bin',
           user    => 'root',
           command => "echo JAVA_HOME=${$java::use_java_home} >> /etc/environment",
-          unless => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
+          unless  => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
         }
       }
     }
@@ -52,7 +52,7 @@ class java::config ( ) {
           path    => '/bin',
           user    => 'root',
           command => "echo JAVA_HOME=${$java::use_java_home} >> /etc/environment",
-          unless => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
+          unless  => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
         }
       }
     }
@@ -62,7 +62,7 @@ class java::config ( ) {
           path    => '/bin',
           user    => 'root',
           command => "echo JAVA_HOME=${$java::use_java_home} >> /etc/environment",
-          unless => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
+          unless  => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
         }
       }
     }
@@ -72,7 +72,7 @@ class java::config ( ) {
           path    => '/bin',
           user    => 'root',
           command => "echo JAVA_HOME=${$java::use_java_home} >> /etc/environment",
-          unless => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
+          unless  => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
         }
       }
     }
@@ -82,7 +82,7 @@ class java::config ( ) {
           path    => '/bin',
           user    => 'root',
           command => "echo JAVA_HOME=${$java::use_java_home} >> /etc/environment",
-          unless => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
+          unless  => "grep -Fx \"JAVA_HOME=${$java::use_java_home}\" \"/etc/environment\"",
         }
       }
     }