diff --git a/NumLib/NamedFunctionProvider.h b/NumLib/NamedFunctionProvider.h
index 750b0109ce78d4bd69dfe733a0ce61b2783c333a..a814ea5772628b8d4799bf06e3187c703c92f12a 100644
--- a/NumLib/NamedFunctionProvider.h
+++ b/NumLib/NamedFunctionProvider.h
@@ -19,7 +19,11 @@ namespace NumLib
 class NamedFunctionProvider
 {
 public:
-    virtual std::vector<NamedFunction> getNamedFunctions() const { return {}; }
+    virtual std::vector<NamedFunction> getNamedFunctions() const
+    {
+        return std::vector<NamedFunction>{};
+    }
+
     virtual ~NamedFunctionProvider() = default;
 };