diff --git a/electrum/lnchannel.py b/electrum/lnchannel.py
index 177a3b18c..dbe907996 100644
--- a/electrum/lnchannel.py
+++ b/electrum/lnchannel.py
@@ -1563,7 +1563,7 @@ class Channel(AbstractChannel):
                 # nobody pays additional HTLC transaction fees
                 return min(max_send_msat, htlc_trim_threshold_msat - 1)
             else:
-                # somebody has to pay for the additonal HTLC transaction fees
+                # somebody has to pay for the additional HTLC transaction fees
                 if sender == initiator:
                     return max_send_msat - htlc_fee_msat
                 else:
diff --git a/electrum/submarine_swaps.py b/electrum/submarine_swaps.py
index 316299023..03cb1fedd 100644
--- a/electrum/submarine_swaps.py
+++ b/electrum/submarine_swaps.py
@@ -219,7 +219,7 @@ class SwapManager(Logger):
         for k, swap in self.swaps.items():
             if swap.prepay_hash is not None:
                 self.prepayments[swap.prepay_hash] = bytes.fromhex(k)
-        self.is_server = False # overriden by swapserver plugin if enabled
+        self.is_server = False # overridden by swapserver plugin if enabled
         self.is_initialized = asyncio.Event()
         self.pairs_updated = asyncio.Event()
 
diff --git a/tests/test_lnutil.py b/tests/test_lnutil.py
index d6dfd6093..7d9e49725 100644
--- a/tests/test_lnutil.py
+++ b/tests/test_lnutil.py
@@ -851,7 +851,7 @@ class TestLNUtil(ElectrumTestCase):
                             cltv_abs=test_htlc['expiry'],
                             htlc_id=None,
                             timestamp=0)
-                        # only add htlcs whose spending transaction creates above-dust ouputs
+                        # only add htlcs whose spending transaction creates above-dust outputs
                         # TODO: should we include this check in make_commitment?
                         if test_htlc['amount'] // 1000 >= (threshold_sat_received if test_htlc['incoming'] else threshold_sat_offered):
                             test_htlcs[test_index] = ScriptHtlc(htlc_script, update_add_htlc)