diff --git a/gateway/test/native/test_decoder/decoder.cpp b/gateway/test/native/test_decoder/decoder.cpp
index dea0636..c61dbf3 100644
--- a/gateway/test/native/test_decoder/decoder.cpp
+++ b/gateway/test/native/test_decoder/decoder.cpp
@@ -1,4 +1,5 @@
 #include <unity.h>
+#include <stdio.h>
 #include "RcDecoder.h"
 
 RcDecoder d;
@@ -14,14 +15,14 @@ void tearDown(void) {
 void test_1_2_on(void) {
     d.decode(5574993);
     TEST_ASSERT_EQUAL(true, d.state);
-    TEST_ASSERT_EQUAL(1, d.group);
+    TEST_ASSERT_EQUAL_CHAR_ARRAY("00001", d.group, 5);
     TEST_ASSERT_EQUAL(2, d.device);
 }
 
 void test_1_1_off(void) {
     d.decode(5571924);
     TEST_ASSERT_EQUAL(false, d.state);
-    TEST_ASSERT_EQUAL(1, d.group);
+    TEST_ASSERT_EQUAL_CHAR_ARRAY("00001", d.group, 5);
     TEST_ASSERT_EQUAL(1, d.device);
 }