diff --git a/platform/vcs-log/impl/src/com/intellij/vcs/log/data/index/VcsLogPersistentIndex.java b/platform/vcs-log/impl/src/com/intellij/vcs/log/data/index/VcsLogPersistentIndex.java
index a819318524e9..80824294ab96 100644
--- a/platform/vcs-log/impl/src/com/intellij/vcs/log/data/index/VcsLogPersistentIndex.java
+++ b/platform/vcs-log/impl/src/com/intellij/vcs/log/data/index/VcsLogPersistentIndex.java
@@ -509,7 +509,7 @@ public final class VcsLogPersistentIndex implements VcsLogModifiableIndex, Dispo
 
     private void report() {
       String formattedTime = StopWatch.formatTime(getCurrentTimeMillis() - myStartTime);
-      mySpan.setAttribute("numberOfCommits-" + myRoot.getName(), myNewIndexedCommits.get());
+      mySpan.setAttribute("numberOfCommits", myNewIndexedCommits.get());
       mySpan.setAttribute("rootName", myRoot.getName());
       if (myFull) {
         LOG.info(formattedTime +