diff --git a/watch.cpp b/watch.cpp
index 35205da..9b6b6f3 100644
--- a/watch.cpp
+++ b/watch.cpp
@@ -80,7 +80,7 @@
 {
     auto userData = static_cast<Watch*>(userdata);
 
-    if (!(revents & userData->events))
+    if ((revents & userData->events) == 0U)
     {
         return 0;
     }
@@ -111,7 +111,7 @@
         auto event = reinterpret_cast<inotify_event*>(&buffer[offset]);
         auto mask = event->mask & userData->mask;
 
-        if (mask)
+        if (mask != 0U)
         {
             userMap.emplace((userData->path / event->name), mask);
         }