diff --git a/contrib/requirements/requirements-hw.txt b/contrib/requirements/requirements-hw.txt
index 6f8b9dfb8..1b3fa9b4f 100644
--- a/contrib/requirements/requirements-hw.txt
+++ b/contrib/requirements/requirements-hw.txt
@@ -14,7 +14,7 @@ hidapi>=0.7.99.post15
 libusb1>=1.6
 
 # device plugin: ledger
-ledger-bitcoin>=0.2.0
+ledger-bitcoin>=0.2.0,<1.0
 hidapi
 
 # device plugin: coldcard
diff --git a/electrum/plugins/ledger/ledger.py b/electrum/plugins/ledger/ledger.py
index 56fbf45c2..68efb6971 100644
--- a/electrum/plugins/ledger/ledger.py
+++ b/electrum/plugins/ledger/ledger.py
@@ -1211,7 +1211,7 @@ class Ledger_KeyStore(Hardware_KeyStore):
 class LedgerPlugin(HW_PluginBase):
     keystore_class = Ledger_KeyStore
     minimum_library = (0, 2, 0)
-    maximum_library = (0, 4, 0)
+    maximum_library = (1, 0)
     DEVICE_IDS = [(0x2581, 0x1807),  # HW.1 legacy btchip            # not supported anymore (but we log an exception)
                   (0x2581, 0x2b7c),  # HW.1 transitional production  # not supported anymore
                   (0x2581, 0x3b7c),  # HW.1 ledger production        # not supported anymore