diff --git a/test/test_expand.c b/test/test_expand.c
index 51da5a2e..b5cd2e7d 100644
--- a/test/test_expand.c
+++ b/test/test_expand.c
@@ -96,13 +96,13 @@ static greatest_test_res test_expansion_contains_phrase_option_with_languages(ch
 
 static greatest_test_res test_expansion_contains_with_languages(char *input, char *output, libpostal_normalize_options_t options, size_t num_languages, ...) {
     bool root = false;
+    va_list args;
     if (num_languages > 0) {
-        va_list args;
         va_start(args, num_languages);
         CHECK_CALL(test_expansion_contains_phrase_option_with_languages(input, output, options, root, num_languages, args));
         va_end(args);
     } else {
-        CHECK_CALL(test_expansion_contains_phrase_option_with_languages(input, output, options, root, num_languages, NULL));
+        CHECK_CALL(test_expansion_contains_phrase_option_with_languages(input, output, options, root, num_languages, args));
     }
     PASS();
 }
@@ -110,13 +110,13 @@ static greatest_test_res test_expansion_contains_with_languages(char *input, cha
 
 static greatest_test_res test_root_expansion_contains_with_languages(char *input, char *output, libpostal_normalize_options_t options, size_t num_languages, ...) {
    bool root = true;
+   va_list args;
    if (num_languages > 0) {
-        va_list args;
         va_start(args, num_languages);
         CHECK_CALL(test_expansion_contains_phrase_option_with_languages(input, output, options, root, num_languages, args));
         va_end(args);
     } else {
-        CHECK_CALL(test_expansion_contains_phrase_option_with_languages(input, output, options, root, num_languages, NULL));
+        CHECK_CALL(test_expansion_contains_phrase_option_with_languages(input, output, options, root, num_languages, args));
     }
     PASS();
 }
@@ -182,6 +182,9 @@ TEST test_street_root_expansions(void) {
     CHECK_CALL(test_root_expansion_contains("Center Street E", "center", options));
     CHECK_CALL(test_root_expansion_contains("Ctr Street E", "center", options));
 
+    CHECK_CALL(test_root_expansion_contains_with_languages("W. UNION STREET", "union", options, 2, "en", "es"));
+
+
     // Spanish
     CHECK_CALL(test_root_expansion_contains("C/ Ocho", "8", options));
     PASS();