diff --git a/etc/mtree/BSD.local.dist b/etc/mtree/BSD.local.dist
index af9319bf46c..1673beb1e5a 100644
--- a/etc/mtree/BSD.local.dist
+++ b/etc/mtree/BSD.local.dist
@@ -443,6 +443,8 @@
             ..
             zh_CN.eucCN
             ..
+            zh_CN.GBK
+            ..
             zh_TW.Big5
             ..
         ..
diff --git a/etc/mtree/BSD.usr.dist b/etc/mtree/BSD.usr.dist
index e9031165718..21297600327 100644
--- a/etc/mtree/BSD.usr.dist
+++ b/etc/mtree/BSD.usr.dist
@@ -505,6 +505,8 @@
             ..
             zh_CN.eucCN
             ..
+            zh_CN.GBK
+            ..
             zh_TW.Big5
             ..
         ..
@@ -825,6 +827,8 @@
             ..
             zh_CN.eucCN
             ..
+            zh_CN.GBK
+            ..
             zh_TW.Big5
             ..
         ..