diff --git a/router/java/src/net/i2p/router/crypto/ratchet/RatchetTagSet.java b/router/java/src/net/i2p/router/crypto/ratchet/RatchetTagSet.java
index 794bf748f9b4f5747791f086e9f3bac817047fe4..48648834144ea57c3848ed6b0555079ea2444c45 100644
--- a/router/java/src/net/i2p/router/crypto/ratchet/RatchetTagSet.java
+++ b/router/java/src/net/i2p/router/crypto/ratchet/RatchetTagSet.java
@@ -83,7 +83,7 @@ class RatchetTagSet implements TagSetHandle {
     private static final int MAX = 65535;
     private static final boolean TEST_RATCHET = false;
     // 4 * max streaming window
-    private static final int LOW = TEST_RATCHET ? (MAX - 512) : 512;
+    private static final int LOW = TEST_RATCHET ? (MAX - 512) : (MAX - 4096);
     static final int DEBUG_OB_NSR = 0x10001;
     static final int DEBUG_IB_NSR = 0x10002;
     static final int DEBUG_SINGLE_ES = 0x10003;