diff --git a/tests/adc_dev_test.cpp b/tests/adc_dev_test.cpp
index 65fca3c..f665f18 100644
--- a/tests/adc_dev_test.cpp
+++ b/tests/adc_dev_test.cpp
@@ -107,16 +107,16 @@ int main()
     dev_t dev1("DEV1");
 
     int attr1_val = 10;
-    // dev1.addAttribute(dev_t::attribute_t::makeArithAttr(
-    //     "ATTR1", [&attr1_val]() { return attr1_val; }, [&attr1_val](const int& v) { attr1_val = v; }));
     dev1.addAttribute(dev_t::attribute_t::makeArithAttr(
-        "ATTR1", [&attr1_val]() { return attr1_val; }, [&attr1_val](const int& v) { attr1_val = v; },
+        "ATTR1", [&attr1_val]() { return attr1_val; }, [&attr1_val](const int& v) { attr1_val = v; }));
+    dev1.addAttribute(dev_t::attribute_t::makeArithAttr(
+        "ATTR2", [&attr1_val]() { return attr1_val + 10; }, [&attr1_val](const int& v) { attr1_val = v; },
         utils::AdcDefaultValueConverter<>::serialize<dev_t::attribute_t::serialized_t, int>));
 
     devs.push_back({&dev1, {'D', '1'}});
 
     serialized_t sn;
-    std::ranges::copy(std::string_view("ATTR1"), std::back_inserter(sn));
+    std::ranges::copy(std::string_view("ATTR2"), std::back_inserter(sn));
 
     devs[0].setAttr(sn, {'7', '7'});
     auto r = getAttr(0, sn);