diff --git a/tests/integration/Functions.cpp b/tests/integration/Functions.cpp
index 98a44d5..37efbb4 100644
--- a/tests/integration/Functions.cpp
+++ b/tests/integration/Functions.cpp
@@ -44,8 +44,12 @@ TEST_CASE( "Define script function and call from extern", "[integration]" ) {
     script->Evaluate();
 
     REQUIRE(script->HasFunction("add"));
-    script->CallFunction("add", {new IntegerEvalValue(5)});
-    script->CallFunction("add", {new IntegerEvalValue(6)});
+    auto toAddVal = new IntegerEvalValue(5);
+    script->CallFunction("add", {toAddVal});
+    delete toAddVal;
+    toAddVal = new IntegerEvalValue(6);
+    script->CallFunction("add", {toAddVal});
+    delete toAddVal;
 
     auto result = script->GetVariable("result");
     REQUIRE(result->GetType()->GetClass() == TypeClass::Number);