diff --git a/dbus/util.hpp b/dbus/util.hpp
index 72cf4e3..5b1522f 100644
--- a/dbus/util.hpp
+++ b/dbus/util.hpp
@@ -5,7 +5,7 @@
 struct SensorProperties
 {
     int64_t scale;
-    int64_t value;
+    double value;
     std::string unit;
 };
 
@@ -76,3 +76,20 @@
         throw std::invalid_argument("Cannot translate type to float");
     }
 };
+
+struct VariantToDoubleVisitor
+{
+    template <typename T>
+    std::enable_if_t<std::is_arithmetic<T>::value, double>
+    operator()(const T &t) const
+    {
+        return static_cast<double>(t);
+    }
+
+    template <typename T>
+    std::enable_if_t<!std::is_arithmetic<T>::value, double>
+    operator()(const T &t) const
+    {
+        throw std::invalid_argument("Cannot translate type to double");
+    }
+};