diff --git a/scripts/tools/zap/generate.py b/scripts/tools/zap/generate.py
index 8e393cf968c61c..daef29b518b926 100755
--- a/scripts/tools/zap/generate.py
+++ b/scripts/tools/zap/generate.py
@@ -170,6 +170,8 @@ def runJavaPrettifier(templates_file, output_dir):
 def main():
     checkPythonVersion()
 
+    # The maximum meory usage is over 4GB (#15620)
+    os.environ["NODE_OPTIONS"] = "--max-old-space-size=8192"
     zap_file, zcl_file, templates_file, output_dir = runArgumentsParser()
     runGeneration(zap_file, zcl_file, templates_file, output_dir)