diff --git a/core/etc/grs/world.conf b/core/etc/grs/world.conf
index dd1fbfd..dbd1bc4 100644
--- a/core/etc/grs/world.conf
+++ b/core/etc/grs/world.conf
@@ -1837,3 +1837,48 @@ package.use : xfce-base/xfdesktop:0 -debug libnotify thunar
 [xfce-base/xfwm4:0]
 package.use : xfce-base/xfwm4:0 dri startup-notification xcomposite
 
+
+[virtual/perl-Data-Dumper:0]
+package.mask : <virtual/perl-Data-Dumper-2.170.0
+
+[virtual/perl-Test-Harness:0]
+package.mask : <virtual/perl-Test-Harness-3.420.0-r1
+
+virtual/perl-Carp:0]
+package.mask : <virtual/perl-Carp-1.500.0-r1
+
+[virtual/perl-Encode:0]
+package.mask : <virtual/perl-Encode-2.970.0
+
+[virtual/perl-Exporter:0]
+package.mask : <virtual/perl-Exporter-5.730.0-r1
+
+[virtual/perl-Scalar-List-Utils:0]
+package.mask : <virtual/perl-Scalar-List-Utils-1.500.0-r1
+
+[virtual/perl-IO:0]
+package.mask : <virtual/perl-IO-1.380.0 [1.390.0]
+
+[virtual/perl-libnet:0]
+package.mask : <virtual/perl-libnet-3.110.0-r1
+
+[virtual/perl-Compress-Raw-Zlib:0]
+package.mask : <virtual/perl-Compress-Raw-Zlib-2.76.0
+
+[virtual/perl-XSLoader:0]
+package.mask : <virtual/perl-XSLoader-0.300.0-r1
+
+[virtual/perl-File-Spec:0]
+package.mask : <virtual/perl-File-Spec-3.740.0
+
+[virtual/perl-Storable:0]
+package.mask : <virtual/perl-Storable-3.80.100_rc
+
+[virtual/perl-if:0]
+package.mask : <virtual/perl-if-0.60.800-r1
+
+[virtual/perl-IO-Socket:0]
+package.mask : <virtual/perl-IO-Socket-IP-0.390.0-r1
+
+[virtual/perl-Digest-SHA:0]
+package.mask : <virtual/perl-Digest-SHA-6.10.0