diff --git a/tests/composition_sandbox/comp.cpp b/tests/composition_sandbox/comp.cpp
index b628108..13e2c56 100644
--- a/tests/composition_sandbox/comp.cpp
+++ b/tests/composition_sandbox/comp.cpp
@@ -9,7 +9,6 @@ int main(int argv, char* argc[]) {
     } else {
         pathToConfigFile = "config.json";
     }
-    Config::getInstance().loadConfig(pathToConfigFile);
     composition::Composition comp;
     std::vector<std::string> symbols = {"H-1", "He-4"};
     comp.registerSymbol(symbols);