diff --git a/include/Nazara/Renderer/ShaderBuilder.hpp b/include/Nazara/Renderer/ShaderBuilder.hpp
index e642ea8d3..97eddde62 100644
--- a/include/Nazara/Renderer/ShaderBuilder.hpp
+++ b/include/Nazara/Renderer/ShaderBuilder.hpp
@@ -33,7 +33,7 @@ namespace Nz { namespace ShaderBuilder
 	{
 		constexpr BuiltinBuilder() {}
 
-		std::shared_ptr<ShaderAst::Variable> operator()(ShaderAst::BuiltinEntry builtin) const;
+		inline std::shared_ptr<ShaderAst::Variable> operator()(ShaderAst::BuiltinEntry builtin) const;
 	};
 
 	template<typename T>
diff --git a/include/Nazara/Renderer/ShaderBuilder.inl b/include/Nazara/Renderer/ShaderBuilder.inl
index 05e01ed40..0de69b676 100644
--- a/include/Nazara/Renderer/ShaderBuilder.inl
+++ b/include/Nazara/Renderer/ShaderBuilder.inl
@@ -26,7 +26,7 @@ namespace Nz { namespace ShaderBuilder
 		return std::make_shared<ShaderAst::BinaryOp>(op, left, right);
 	}
 
-	std::shared_ptr<ShaderAst::Variable> BuiltinBuilder::operator()(ShaderAst::BuiltinEntry builtin) const
+	inline std::shared_ptr<ShaderAst::Variable> BuiltinBuilder::operator()(ShaderAst::BuiltinEntry builtin) const
 	{
 		ShaderAst::ExpressionType exprType = ShaderAst::ExpressionType::Void;