diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp
--- a/src/bitcoin-cli.cpp
+++ b/src/bitcoin-cli.cpp
@@ -119,7 +119,8 @@
     gArgs.AddArg(
         "-rpcwallet=<walletname>",
         "Send RPC for non-default wallet on RPC server (needs to exactly match "
-        "corresponding -wallet option passed to bitcoind)",
+        "corresponding -wallet option passed to bitcoind). This changes the "
+        "RPC endpoint used, e.g. http://127.0.0.1:8332/wallet/<walletname>",
         ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
 }