diff --git a/.github/workflows/bnf-jest.yml b/.github/workflows/bnf-jest.yml
index 63f016f..96a17a8 100644
--- a/.github/workflows/bnf-jest.yml
+++ b/.github/workflows/bnf-jest.yml
@@ -8,6 +8,7 @@ on:
 
 env:
   NODE_LATEST_VERSION: '24'
+  ANTLR4_TOOLS_ANTLR_VERSION: '4.13.2'
 
 jobs:
   jest:
diff --git a/.github/workflows/bnf-pytest.yml b/.github/workflows/bnf-pytest.yml
index 5f4d896..70cecb0 100644
--- a/.github/workflows/bnf-pytest.yml
+++ b/.github/workflows/bnf-pytest.yml
@@ -8,6 +8,7 @@ on:
 
 env:
   PYTHON_LATEST_VERSION: '3.14'
+  ANTLR4_TOOLS_ANTLR_VERSION: '4.13.2'
 
 jobs:
   pytest: