diff --git a/core/java/src/net/i2p/stat/RateStat.java b/core/java/src/net/i2p/stat/RateStat.java
index fcb58b9c5b..21f4217d6f 100644
--- a/core/java/src/net/i2p/stat/RateStat.java
+++ b/core/java/src/net/i2p/stat/RateStat.java
@@ -8,7 +8,6 @@ import java.util.Properties;
 import java.util.concurrent.ConcurrentHashMap;
 
 import net.i2p.data.DataHelper;
-import net.i2p.util.ConcurrentHashSet;
 import net.i2p.util.Log;
 
 /** coordinate a moving rate over various periods */