diff --git a/emscripten/buildToolkit b/emscripten/buildToolkit
index 3c172dcf46e..d74c6670c04 100755
--- a/emscripten/buildToolkit
+++ b/emscripten/buildToolkit
@@ -103,6 +103,10 @@ if ($webworkerQ) {
 	$WEBWORKER_NAME = "-webworker";
 }
 
+if (!$nohumdrum) {
+    $ASM_NAME .= "-hum";
+}
+
 if ($helpQ) {
 	print_help();
 	exit 2;