diff --git a/src/oemcommands.cpp b/src/oemcommands.cpp
index b604957..65ef69f 100644
--- a/src/oemcommands.cpp
+++ b/src/oemcommands.cpp
@@ -427,7 +427,7 @@
         }
 
         auto found = path.find(machinePath);
-        if (found == -1)
+        if (found == std::string::npos)
         {
             continue;
         }