diff --git a/.clang-tidy b/.clang-tidy
index 5f2970b..3dcd93a 100644
--- a/.clang-tidy
+++ b/.clang-tidy
@@ -214,6 +214,7 @@
 misc-unconventional-assign-operator,
 misc-uniqueptr-reset-release,
 misc-unused-using-decls,
+performance-faster-string-find,
 performance-implicit-conversion-in-loop,
 performance-inefficient-algorithm,
 performance-inefficient-vector-operation,
diff --git a/item_updater.cpp b/item_updater.cpp
index 9bbd6c8..f624cbe 100644
--- a/item_updater.cpp
+++ b/item_updater.cpp
@@ -122,7 +122,7 @@
     }
 
     // Version id is the last item in the path
-    auto pos = path.rfind("/");
+    auto pos = path.rfind('/');
     if (pos == std::string::npos)
     {
         error("No version id found in object path: {PATH}", "PATH", path);
@@ -850,7 +850,7 @@
 {
     std::string path = BIOS_OBJPATH;
     // Get version id from last item in the path
-    auto pos = path.rfind("/");
+    auto pos = path.rfind('/');
     if (pos == std::string::npos)
     {
         error("No version id found in object path {PATH}", "PATH", path);