--- a/tools/update-packaging/unwrap_full_update.pl
+++ b/tools/update-packaging/unwrap_full_update.pl
@@ -70,17 +70,17 @@ if (defined($opts{'h'}) || scalar(@ARGV)
     print_usage();
     exit 1;
 }
 
 $archive = $ARGV[0];
 @marentries = `"$MAR" -t "$archive"`;
 $? && die("Couldn't run \"$MAR\" -t");
 
-system("$MAR -x \"$archive\"") == 0 ||
+system($MAR, "-x", $archive) == 0 ||
   die "Couldn't run $MAR -x";
 
 # Try to determine if the mar file contains bzip2 compressed files and if not
 # assume that the mar file contains lzma compressed files. The updatev3.manifest
 # file is checked since a valid mar file must have this file in the root path.
 open(my $testfilename, "updatev3.manifest") or die $!;
 binmode($testfilename);
 read($testfilename, my $bytes, 3);
@@ -95,23 +95,23 @@ shift @marentries;
 
 foreach (@marentries) {
     tr/\n\r//d;
     my @splits = split(/\t/,$_);
     my $file = $splits[2];
 
     print "Decompressing: " . $file . "\n";
     if ($MAR_OLD_FORMAT) {
-      system("mv \"$file\" \"$file.bz2\"") == 0 ||
+      system("mv", $file, "$file.bz2") == 0 ||
         die "Couldn't mv \"$file\"";
-      system("\"$BZIP2\" -d \"$file.bz2\"") == 0 ||
+      system($BZIP2, "-d", "$file.bz2") == 0 ||
         die "Couldn't decompress \"$file\"";
     }
     else {
-      system("mv \"$file\" \"$file.xz\"") == 0 ||
+      system("mv", $file, "$file.xz") == 0 ||
         die "Couldn't mv \"$file\"";
-      system("\"$XZ\" -d \"$file.xz\"") == 0 ||
+      system($XZ, "-d", "$file.xz") == 0 ||
         die "Couldn't decompress \"$file\"";
     }
 }
 
 print "Finished\n";