diff --git a/cppcheck.supp b/cppcheck.supp
index 9a82f28..5179c5b 100644
--- a/cppcheck.supp
+++ b/cppcheck.supp
@@ -5,3 +5,4 @@ ignoredReturnValue
 
 *:build/generated/*
 *:build/_deps/*
+*:vendor/*
diff --git a/src/Cache.cpp b/src/Cache.cpp
index 90dea83..68d1378 100644
--- a/src/Cache.cpp
+++ b/src/Cache.cpp
@@ -126,7 +126,8 @@ void Cache::rescan()
 			mINI::INIStructure ini;
 			ini_file.read(ini);
 
-			constexpr auto read_action = [&](std::string desktop_file_uri,
+			constexpr auto read_action = [&](std::string const
+			                                     &desktop_file_uri,
 			                                 mINI::INIMap<std::string> const
 			                                     &section) {
 				auto const name = section.get("Name");