--- a/Shark.cpp	Sat Jan 06 01:04:15 2024 +0100
+++ b/Shark.cpp	Tue Oct 08 22:24:40 2024 +0200
@@ -641,7 +641,7 @@
 	// glBindFragDataLocation(program, 0, "outColor");
 	// glBindAttribLocation(program, LOC.input, "vertices");
 
-	for (const Configuration::Shader definition : cfg.shaders) {
+	for (const Configuration::Shader& definition : cfg.shaders) {
 		Shader::Type type;
 		std::string fileName = definition.fileName;
 		if (definition.type == "fragment") type = Shader::Type::FRAGMENT;