diff --git a/_scripts/templates/Java/st.build.ps1 b/_scripts/templates/Java/st.build.ps1
index 6cf4cece3e..98fa02dc73 100644
--- a/_scripts/templates/Java/st.build.ps1
+++ b/_scripts/templates/Java/st.build.ps1
@@ -12,8 +12,6 @@ npm i antlr-ng
 
 <tool_grammar_tuples:{x |
 <if(antlrng_tool)>
-# Download Antlr4 Jar.
-antlr4 -v $version
 # Run tool.
 $(& tsx $HOME/antlr-ng/cli/runner.ts --encoding <antlr_encoding> -Dlanguage=Java <x.AntlrArgs> <antlr_tool_args:{y | <y> } >  <x.GrammarFileName> ; $compile_exit_code = $LASTEXITCODE) | Write-Host
 <else>
diff --git a/_scripts/test.ps1 b/_scripts/test.ps1
index a2d4a461bd..95a2aa2a36 100644
--- a/_scripts/test.ps1
+++ b/_scripts/test.ps1
@@ -321,7 +321,7 @@ function Test-AllGrammars {
     Write-Host "previouscommit = $PreviousCommit"
     Write-Host "CurrentCommit = $CurrentCommit"
 
-    $generators = @( "antlr-ng" , "official" )
+    $generators = @( "antlr-ng" )
 
     $grammars = Get-GrammarsNeedsTest -PreviousCommit $PreviousCommit -CurrentCommit $CurrentCommit -Target $Target