diff --git a/erpnext/accounts/doctype/journal_entry/journal_entry.py b/erpnext/accounts/doctype/journal_entry/journal_entry.py
index 4934a0788c1..facb15f15f7 100644
--- a/erpnext/accounts/doctype/journal_entry/journal_entry.py
+++ b/erpnext/accounts/doctype/journal_entry/journal_entry.py
@@ -417,11 +417,12 @@ class JournalEntry(AccountsController):
 
 	def update_journal_entry_link_on_depr_schedule(self, asset, je_row):
 		depr_schedule = get_depr_schedule(asset.name, "Active", self.finance_book)
+		precision = je_row.precision("debit")
 		for d in depr_schedule or []:
 			if (
 				d.schedule_date == self.posting_date
 				and not d.journal_entry
-				and d.depreciation_amount == flt(je_row.debit)
+				and flt(d.depreciation_amount, precision) == flt(je_row.debit, precision)
 			):
 				frappe.db.set_value("Depreciation Schedule", d.name, "journal_entry", self.name)
 
diff --git a/erpnext/assets/doctype/asset/test_asset.py b/erpnext/assets/doctype/asset/test_asset.py
index 424bf9bac87..1b808cedcc1 100644
--- a/erpnext/assets/doctype/asset/test_asset.py
+++ b/erpnext/assets/doctype/asset/test_asset.py
@@ -1391,6 +1391,47 @@ class TestDepreciationBasics(AssetSetup):
 		self.assertFalse(depr_schedule[1].journal_entry)
 		self.assertFalse(depr_schedule[2].journal_entry)
 
+	def test_depr_schedule_link_matches_at_currency_precision(self):
+		"""A Depreciation Schedule row whose amount carries more decimals than the
+		company currency (e.g. 25701.202 vs a JE debit of 25701.20) must still be
+		matched and stamped with the Journal Entry. Comparing at exact float
+		equality left the link NULL, so the scheduler treated the row as unposted
+		and created a duplicate Journal Entry on every run. Regression test for
+		JournalEntry.update_journal_entry_link_on_depr_schedule()."""
+		from unittest.mock import MagicMock, patch
+
+		from erpnext.accounts.doctype.journal_entry import journal_entry as journal_entry_module
+
+		posting_date = getdate("2021-06-01")
+		je = frappe.new_doc("Journal Entry")
+		je.name = "JE-DEPR-TEST"
+		je.finance_book = None
+		je.posting_date = posting_date
+
+		# JE debit is stored at company currency precision (2 dp)...
+		je_row = MagicMock()
+		je_row.debit = 25701.20
+		je_row.precision.return_value = 2
+
+		# ...while the schedule row amount carries a third decimal.
+		schedule_row = frappe._dict(
+			name="DS-ROW-1",
+			schedule_date=posting_date,
+			journal_entry=None,
+			depreciation_amount=25701.202,
+		)
+		asset = frappe._dict(name="ASSET-TEST")
+
+		with (
+			patch.object(journal_entry_module, "get_depr_schedule", return_value=[schedule_row]),
+			patch.object(frappe.db, "set_value") as mock_set_value,
+		):
+			je.update_journal_entry_link_on_depr_schedule(asset, je_row)
+
+		mock_set_value.assert_called_once_with(
+			"Depreciation Schedule", "DS-ROW-1", "journal_entry", "JE-DEPR-TEST"
+		)
+
 	def test_depr_entry_posting_when_depr_expense_account_is_an_expense_account(self):
 		"""Tests if the Depreciation Expense Account gets debited and the Accumulated Depreciation Account gets credited when the former's an Expense Account."""