diff --git a/powerstats/DvfsStateResidencyDataProvider.cpp b/powerstats/DvfsStateResidencyDataProvider.cpp
index c7561d6..ba8bd5e 100644
--- a/powerstats/DvfsStateResidencyDataProvider.cpp
+++ b/powerstats/DvfsStateResidencyDataProvider.cpp
@@ -103,6 +103,10 @@
             it = residencies->find(mPowerEntities[powerEntityIndex].powerEntityName + nameSuffix);
         }
 
+        // The given string is last state for each entity.
+        if (StartsWith(Trim(std::string(line)), "last_freq_change_time_ns:"))
+            it = residencies->end();
+
         if (it != residencies->end()) {
             stateId = matchState(line, mPowerEntities[powerEntityIndex]);