diff --git a/Build.PL b/Build.PL
index d59aaea..65132f0 100755
--- a/Build.PL
+++ b/Build.PL
@@ -60,11 +60,11 @@ my $build = Module::Build->new(
         "perl"			=> "5.8.0",
     },
     recommends		=> {
-        "File::MMagic"		=> 0,
+        "File::MMagic"			=> 0,
         "IO::Compress::Gzip"	=> 0,
         "IO::Compress::Bzip2"	=> 0,
-        "IO::Compress::Xz"	=> 0,
-        "Term::ReadKey"		=> 0,
+        "IO::Compress::Xz"		=> 0,
+        "Term::ReadKey"			=> 0,
     },
     build_requires		=> {
         "Module::Signature"	=> 0,
diff --git a/Makefile.PL b/Makefile.PL
index 9b1ebdc..9eea60a 100755
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -51,11 +51,11 @@ EOT
 # Optional prerequisite modules
 our (%OPT_PREREQ);
 %OPT_PREREQ = (
-    "File::MMagic"	=> 0,
+    "File::MMagic"			=> 0,
     "IO::Compress::Gzip"	=> 0,
     "IO::Compress::Bzip2"	=> 0,
-    "IO::Compress::Xz"	=> 0,
-    "Term::ReadKey"	=> 0,
+    "IO::Compress::Xz"		=> 0,
+    "Term::ReadKey"			=> 0,
 );
 delete $OPT_PREREQ{$_}
     foreach grep eval "use $_ $OPT_PREREQ{$_} qw(); 1;", sort keys %OPT_PREREQ;