diff --git a/src/util.hpp b/src/util.hpp
index 1c71eab..ff3b59a 100644
--- a/src/util.hpp
+++ b/src/util.hpp
@@ -90,8 +90,8 @@
 std::string_view getIgnoredInterfacesEnv();
 
 /** @brief Parse the comma separated interface names */
-std::unordered_set<std::string_view>
-    parseInterfaces(std::string_view interfaces);
+std::unordered_set<std::string_view> parseInterfaces(
+    std::string_view interfaces);
 
 /** @brief Get the ignored interfaces */
 const std::unordered_set<std::string_view>& getIgnoredInterfaces();