diff --git a/src/models/eventmodel.cpp b/src/models/eventmodel.cpp
index f1448fd14..dfd51052f 100644
--- a/src/models/eventmodel.cpp
+++ b/src/models/eventmodel.cpp
@@ -12,7 +12,9 @@
 
 #include <QSet>
 
-static bool operator<(const EventModel::Process& process, qint32 pid)
+// silence clang warnings
+// NOLINTNEXTLINE(misc-use-anonymous-namespace)
+[[maybe_unused]] static bool operator<(const EventModel::Process& process, qint32 pid)
 {
     return process.pid < pid;
 }
@@ -21,12 +23,12 @@ namespace {
 enum class Tag : quint8
 {
     Invalid = 0,
-    Root = 1,
-    Overview = 2,
-    Cpus = 3,
-    Processes = 4,
-    Threads = 5,
-    Tracepoints = 6,
+    Root,
+    Overview,
+    Cpus,
+    Processes,
+    Threads,
+    Tracepoints,
 };
 
 enum OverViewRow : quint8