diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp
index d09af1dbd13..882ddbbe4e9 100644
--- a/src/wallet/rpcdump.cpp
+++ b/src/wallet/rpcdump.cpp
@@ -441,7 +441,7 @@ UniValue importpubkey(const JSONRPCRequest& request)
         return NullUniValue;
     }
 
-    if (request.fHelp || request.params.size() < 1 || request.params.size() > 4)
+    if (request.fHelp || request.params.size() < 1 || request.params.size() > 3)
         throw std::runtime_error(
             "importpubkey \"pubkey\" ( \"label\" rescan )\n"
             "\nAdds a public key (in hex) that can be watched as if it were in your wallet but cannot be used to spend. Requires a new wallet backup.\n"