diff --git a/grammars/copy.sh b/grammars/copy.sh
index 82b1bf8..25c59f8 100644
--- a/grammars/copy.sh
+++ b/grammars/copy.sh
@@ -2,13 +2,13 @@ echo "Copying..."
 
 metanorma_version=`git tag --sort=committerdate | tail -1`
 
-for i in standoc iso iec bsi jis plateau cc csa ribose generic ieee un ogc nist ietf itu iho bipm
+for i in standoc iso iec bsi jis plateau cc csa ribose generic ieee ogc nist ietf itu iho bipm
 do
   cat isodoc.rng | ruby -pe "\$_.gsub!(/<grammar/, %{<!-- VERSION ${metanorma_version} -->\n<grammar}) " > ../../metanorma-$i/lib/metanorma/$i/isodoc.rng
   cp basicdoc.rng reqt.rng biblio.rng biblio-standoc.rng ../../metanorma-$i/lib/metanorma/$i
 done
 
-for i in iso iec bsi jis cc csa ribose ieee un ogc nist ietf itu iho bipm
+for i in iso iec bsi jis cc csa ribose ieee ogc nist ietf itu iho bipm
 do
   cp relaton-$i.rng ../../metanorma-$i/lib/metanorma/$i
 done
@@ -21,7 +21,7 @@ do
 cp isostandard.rng ../../metanorma-$i/lib/metanorma/$i
 done
 
-for i in iec bsi jis cc csa ribose ieee un ogc nist ietf itu iho bipm generic plateau
+for i in iec bsi jis cc csa ribose ieee ogc nist ietf itu iho bipm generic plateau
 do
 cat $i.rng | ruby -pe "\$_.gsub!(/<grammar /, %{<grammar ns='https://www.metanorma.org/ns/${i}' }) ">  ../../metanorma-$i/lib/metanorma/$i/$i.rng
 done
diff --git a/grammars/relaton-model-bsi b/grammars/relaton-model-bsi
index d564f2c..284b191 160000
--- a/grammars/relaton-model-bsi
+++ b/grammars/relaton-model-bsi
@@ -1 +1 @@
-Subproject commit d564f2ccd3516a16acbf3bfadc335ec757beeacc
+Subproject commit 284b191a26306f198cc4b32b56b017208fbfbd6d
diff --git a/grammars/relaton-model-plateau b/grammars/relaton-model-plateau
index 5f4c506..d9639fa 160000
--- a/grammars/relaton-model-plateau
+++ b/grammars/relaton-model-plateau
@@ -1 +1 @@
-Subproject commit 5f4c5060582dd0e5f9d95b6ee6e666f50b9d8297
+Subproject commit d9639fa4ad5dec587b34d17ba393b7cb03ba9864