diff --git a/addons/account/static/src/js/reconciliation/reconciliation_model.js b/addons/account/static/src/js/reconciliation/reconciliation_model.js
index f050ebfa8e5..f1ef79108c2 100644
--- a/addons/account/static/src/js/reconciliation/reconciliation_model.js
+++ b/addons/account/static/src/js/reconciliation/reconciliation_model.js
@@ -403,10 +403,10 @@ var StatementModel = BasicModel.extend({
     togglePartialReconcile: function (handle) {
         var line = this.getLine(handle);
         var props = _.filter(line.reconciliation_proposition, {'invalid': false});
-        if (props.length !== 1) {
+        var prop = props[0];
+        if (props.length !== 1 || Math.abs(line.st_line.amount) >= Math.abs(prop.amount)) {
             return $.Deferred().reject();
         }
-        var prop = props[0];
         prop.partial_reconcile = !prop.partial_reconcile;
         if (!prop.partial_reconcile) {
             return this._computeLine(line);
diff --git a/addons/account/static/src/js/reconciliation/reconciliation_renderer.js b/addons/account/static/src/js/reconciliation/reconciliation_renderer.js
index c2174fdce7f..311bea5d403 100644
--- a/addons/account/static/src/js/reconciliation/reconciliation_renderer.js
+++ b/addons/account/static/src/js/reconciliation/reconciliation_renderer.js
@@ -303,7 +303,11 @@ var LineRenderer = Widget.extend(FieldManagerMixin, {
                     .attr("data-content", qweb.render('reconciliation.line.mv_line.details', {'line': line}));
             }
 
-            if ((state.balance.amount !== 0 || line.partial_reconcile) && props.length === 1) {
+            if ((state.balance.amount !== 0 || line.partial_reconcile) && props.length === 1 &&
+                    (
+                        (state.st_line.amount > 0 && state.st_line.amount < props[0].amount) ||
+                        (state.st_line.amount < 0 && state.st_line.amount > props[0].amount))
+                    ) {
                 var $cell = $line.find(line.amount > 0 ? '.cell_right' : '.cell_left');
                 var text;
                 if (line.partial_reconcile) {
diff --git a/addons/account/static/tests/reconciliation_tests.js b/addons/account/static/tests/reconciliation_tests.js
index c9aad72901e..293baaf5480 100644
--- a/addons/account/static/tests/reconciliation_tests.js
+++ b/addons/account/static/tests/reconciliation_tests.js
@@ -599,7 +599,7 @@ QUnit.module('account', {
 
 
     QUnit.test('Reconciliation partial', function (assert) {
-        assert.expect(9);
+        assert.expect(10);
 
         var clientAction = new ReconciliationClientAction.StatementAction(null, this.params.options);
         testUtils.addMockEnvironment(clientAction, {
@@ -627,7 +627,12 @@ QUnit.module('account', {
 
         clientAction.appendTo($('body'));
 
-        var widget = clientAction.widgets[1];
+        var widget = clientAction.widgets[0];
+
+        widget.$('.match .cell_account_code:first').trigger('click');
+        assert.notOk( widget.$('.cell_right .line_info_button').length, "should not display the partial reconciliation alert");
+
+        widget = clientAction.widgets[1];
 
         assert.notOk( widget.$('.cell_left .line_info_button').length, "should not display the partial reconciliation alert");
         widget.$('.accounting_view thead td:first').trigger('click');