diff --git a/doc/release-notes.md b/doc/release-notes.md
--- a/doc/release-notes.md
+++ b/doc/release-notes.md
@@ -5,3 +5,7 @@
   <https://download.bitcoinabc.org/0.22.11/>
 
 This release includes the following features and fixes:
+
+- `getpeerinfo` no longer returns the `banscore` field unless the configuration
+  option `-deprecatedrpc=banscore` is used. The `banscore` field will be fully
+  removed in the next major release.
diff --git a/src/rpc/net.cpp b/src/rpc/net.cpp
--- a/src/rpc/net.cpp
+++ b/src/rpc/net.cpp
@@ -142,7 +142,9 @@
                      "was an automatic/inbound connection"},
                     {RPCResult::Type::NUM, "startingheight",
                      "The starting height (block) of the peer"},
-                    {RPCResult::Type::NUM, "banscore", "The ban score"},
+                    {RPCResult::Type::NUM, "banscore",
+                     "The ban score (DEPRECATED, returned only if config "
+                     "option -deprecatedrpc=banscore is passed)"},
                     {RPCResult::Type::NUM, "synced_headers",
                      "The last header we have in common with this peer"},
                     {RPCResult::Type::NUM, "synced_blocks",
@@ -241,7 +243,10 @@
         obj.pushKV("addnode", stats.m_manual_connection);
         obj.pushKV("startingheight", stats.nStartingHeight);
         if (fStateStats) {
-            obj.pushKV("banscore", statestats.nMisbehavior);
+            if (IsDeprecatedRPCEnabled(gArgs, "banscore")) {
+                // banscore is deprecated in v0.22.11 for removal in v0.23
+                obj.pushKV("banscore", statestats.nMisbehavior);
+            }
             obj.pushKV("synced_headers", statestats.nSyncHeight);
             obj.pushKV("synced_blocks", statestats.nCommonHeight);
             UniValue heights(UniValue::VARR);
diff --git a/test/functional/rpc_getpeerinfo_banscore_deprecation.py b/test/functional/rpc_getpeerinfo_banscore_deprecation.py
new file mode 100755
--- /dev/null
+++ b/test/functional/rpc_getpeerinfo_banscore_deprecation.py
@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+# Copyright (c) 2020 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+"""Test deprecation of getpeerinfo RPC banscore field."""
+
+from test_framework.test_framework import BitcoinTestFramework
+
+
+class GetpeerinfoBanscoreDeprecationTest(BitcoinTestFramework):
+    def set_test_params(self):
+        self.num_nodes = 2
+        self.extra_args = [[], ["-deprecatedrpc=banscore"]]
+
+    def run_test(self):
+        self.log.info(
+            "Test getpeerinfo by default no longer returns a banscore field")
+        assert "banscore" not in self.nodes[0].getpeerinfo()[0].keys()
+
+        self.log.info(
+            "Test getpeerinfo returns banscore with -deprecatedrpc=banscore")
+        assert "banscore" in self.nodes[1].getpeerinfo()[0].keys()
+
+
+if __name__ == "__main__":
+    GetpeerinfoBanscoreDeprecationTest().main()