diff --git a/src/analyzer/analyzerbase.cpp b/src/analyzer/analyzerbase.cpp
index a390e4358..8d3c17784 100644
--- a/src/analyzer/analyzerbase.cpp
+++ b/src/analyzer/analyzerbase.cpp
@@ -72,7 +72,7 @@ void Analyzer::Base::showEvent(QShowEvent*) { timer_.start(timeout(), this); }
 void Analyzer::Base::transform(Scope &scope) {
 
   QVector<float> aux(fht_->size());
-  if (static_cast<long unsigned int>(aux.size()) >= scope.size()) {
+  if (static_cast<unsigned long int>(aux.size()) >= scope.size()) {
     std::copy(scope.begin(), scope.end(), aux.begin());
   }
   else {