diff --git a/include/Thresholds.hpp b/include/Thresholds.hpp
index 16b8bb9..f374ab6 100644
--- a/include/Thresholds.hpp
+++ b/include/Thresholds.hpp
@@ -104,7 +104,8 @@
 
 bool parseThresholdsFromAttr(std::vector<thresholds::Threshold>& thresholds,
                              const std::string& inputPath,
-                             const double& scaleFactor);
+                             const double& scaleFactor,
+                             const double& offset = 0);
 bool hasCriticalInterface(
     const std::vector<thresholds::Threshold>& thresholdVector);