diff --git a/example/pmu_datasrc.cpp b/example/pmu_datasrc.cpp
index 4b314989d34ccd40426dbfdc8c01c2ce59a6c479..714bbeac8b03af71cad94bd3d78e0a36d3bb193b 100644
--- a/example/pmu_datasrc.cpp
+++ b/example/pmu_datasrc.cpp
@@ -122,7 +122,7 @@ void ComputeRacePc(const ulong mypc, const map<ulong, int> &vas,
                 if (otherPc.pc == mypc) {
                     continue;
                 }
-                if (va - otherVa <= CACHE_LINE || otherVa - va <= CACHE_LINE) {
+                if (va - otherVa < CACHE_LINE || otherVa - va < CACHE_LINE) {
     	            VaItem otherRacePc;
 	                otherRacePc.pc = otherPc.pc;
 	                otherRacePc.cnt = vaItemPair.second.cnt;