diff --git a/src/profiling/ICounterValues.hpp b/src/profiling/ICounterValues.hpp
index cef0266..09c26b6 100644
--- a/src/profiling/ICounterValues.hpp
+++ b/src/profiling/ICounterValues.hpp
@@ -20,7 +20,8 @@
 
     virtual bool IsCounterRegistered(uint16_t counterUid) const = 0;
     virtual uint16_t GetCounterCount() const = 0;
-    virtual uint32_t GetCounterValue(uint16_t counterUid) const = 0;
+    virtual uint32_t GetAbsoluteCounterValue(uint16_t counterUid) const = 0;
+    virtual uint32_t GetDeltaCounterValue(uint16_t counterUid) = 0;
 };
 
 class IWriteCounterValues