diff --git a/plugins/battery/batteryplugin.h b/plugins/battery/batteryplugin.h
index 72fde5f183b78a4d93a67635fecdf0b1802dcb3f..23143954fe76474cddf52879a0003ee9882dec4e 100644
--- a/plugins/battery/batteryplugin.h
+++ b/plugins/battery/batteryplugin.h
@@ -44,8 +44,8 @@ private:
         ThresholdBatteryLow = 1
     };
 
-    int m_charge;
-    bool m_isCharging;
+    int m_charge = -1;
+    bool m_isCharging = false;
 };
 
 #endif