diff --git a/router/java/src/net/i2p/router/crypto/ratchet/RatchetSKM.java b/router/java/src/net/i2p/router/crypto/ratchet/RatchetSKM.java
index 71ea1b12d6d95dade8a3c4e564679f34227015ee..0dd7d409b8190ee8c2aff5cd07c67b8b11004955 100644
--- a/router/java/src/net/i2p/router/crypto/ratchet/RatchetSKM.java
+++ b/router/java/src/net/i2p/router/crypto/ratchet/RatchetSKM.java
@@ -72,7 +72,7 @@ public class RatchetSKM extends SessionKeyManager implements SessionTagListener
 
     final static long SESSION_PENDING_DURATION_MS = 3 * 60 * 1000;
     // replace an old session created before this if we get a new NS
-    private static final long SESSION_REPLACE_AGE = 3*60*1000;
+    private static final long SESSION_REPLACE_AGE = 2*60*1000;
 
     private static final byte[] ZEROLEN = new byte[0];