diff --git a/src/argparse.hpp b/src/argparse.hpp
index 9557e75..2638c65 100644
--- a/src/argparse.hpp
+++ b/src/argparse.hpp
@@ -121,8 +121,7 @@ struct Argument {
     T tResult;
     if (mValues.size() == 0) {
       if (mDefaultValue.has_value()) {
-        std::any tDefaultValueLambdaResult = mDefaultValue;
-        T tDefaultValues = std::any_cast<T>(tDefaultValueLambdaResult);
+        T tDefaultValues = std::any_cast<T>(mDefaultValue);
         for (size_t i = 0; i < tDefaultValues.size(); i++) {
           tResult.push_back(std::any_cast<typename T::value_type>(tDefaultValues[i]));
         }
@@ -140,8 +139,7 @@ struct Argument {
       }
       else {
         if (mDefaultValue.has_value()) {
-          std::any tDefaultValueLambdaResult = mDefaultValue;
-          std::vector<T> tDefaultValues = std::any_cast<std::vector<T>>(tDefaultValueLambdaResult);
+          std::vector<T> tDefaultValues = std::any_cast<std::vector<T>>(mDefaultValue);
           for (size_t i = 0; i < tDefaultValues.size(); i++) {
             tResult.push_back(std::any_cast<typename T::value_type>(tDefaultValues[i]));
           }
diff --git a/tests/main.cpp b/tests/main.cpp
index 3cc7b1a..475bb81 100644
--- a/tests/main.cpp
+++ b/tests/main.cpp
@@ -7,4 +7,4 @@
 #include <test_optional_arguments.hpp>
 #include <test_compound_arguments.hpp>
 #include <test_actions.hpp>
-#include <test_vector_list_arguments.hpp>
\ No newline at end of file
+#include <test_container_arguments.hpp>
\ No newline at end of file
diff --git a/tests/test_vector_list_arguments.hpp b/tests/test_container_arguments.hpp
similarity index 100%
rename from tests/test_vector_list_arguments.hpp
rename to tests/test_container_arguments.hpp