diff --git a/src/rpcserver.cpp b/src/rpcserver.cpp
index f9abbc44f..393545a63 100644
--- a/src/rpcserver.cpp
+++ b/src/rpcserver.cpp
@@ -242,7 +242,7 @@ extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
 
 UniValue stop(const UniValue& params, bool fHelp)
 {
-    char buf[66];
+    char buf[66+128];
    // Accept the deprecated and ignored 'detach' boolean argument
     if (fHelp || params.size() > 1)
         throw runtime_error(