diff --git a/sensors/pluggable.hpp b/sensors/pluggable.hpp
index 005d9ad..396a49c 100644
--- a/sensors/pluggable.hpp
+++ b/sensors/pluggable.hpp
@@ -23,6 +23,7 @@
 
     ReadReturn read(void) override;
     void write(double value) override;
+    bool getFailed(void) override;
 
   private:
     std::unique_ptr<ReadInterface> _reader;