diff --git a/launcher/QObjectPtr.h b/launcher/QObjectPtr.h
index 57974939..d52bfe77 100644
--- a/launcher/QObjectPtr.h
+++ b/launcher/QObjectPtr.h
@@ -77,10 +77,10 @@ public:
     {
         return m_ptr;
     }
-    bool operator==(const shared_qobject_ptr<T>& other) {
+    bool operator==(const shared_qobject_ptr<T>& other) const {
         return m_ptr == other.m_ptr;
     }
-    bool operator!=(const shared_qobject_ptr<T>& other) {
+    bool operator!=(const shared_qobject_ptr<T>& other) const {
         return m_ptr != other.m_ptr;
     }