diff --git a/src/hyperiond/hyperiond.cpp b/src/hyperiond/hyperiond.cpp
index 56f206fb..93696300 100644
--- a/src/hyperiond/hyperiond.cpp
+++ b/src/hyperiond/hyperiond.cpp
@@ -1,4 +1,5 @@
 #include <unistd.h>
+#include <cassert>
 
 #include <QCoreApplication>
 #include <QResource>