diff --git a/src/qt/res/css/dark.css b/src/qt/res/css/dark.css
index 13fcae1fefda73..c9ad7b4bd152c7 100644
--- a/src/qt/res/css/dark.css
+++ b/src/qt/res/css/dark.css
@@ -798,6 +798,10 @@ AskPassphraseDialog
 CoinControlDialog
 ******************************************************/
 
+QDialog#CoinControlDialog .CoinControlTreeWidget#treeWidget::item {
+    border-bottom: 1px solid #4a4a4b;
+}
+
 QDialog#CoinControlDialog .CoinControlTreeWidget#treeWidget::item:selected,
 QDialog#CoinControlDialog .CoinControlTreeWidget#treeWidget::item:checked,
 QDialog#CoinControlDialog .CoinControlTreeWidget#treeWidget::branch:selected,
diff --git a/src/qt/res/css/light.css b/src/qt/res/css/light.css
index a401b66aacb46a..0b6fc618762d28 100644
--- a/src/qt/res/css/light.css
+++ b/src/qt/res/css/light.css
@@ -783,6 +783,10 @@ AskPassphraseDialog
 CoinControlDialog
 ******************************************************/
 
+QDialog#CoinControlDialog .CoinControlTreeWidget#treeWidget::item {
+    border-bottom: 1px solid #c7c7c7;
+}
+
 QDialog#CoinControlDialog .CoinControlTreeWidget#treeWidget::item:selected,
 QDialog#CoinControlDialog .CoinControlTreeWidget#treeWidget::item:checked,
 QDialog#CoinControlDialog .CoinControlTreeWidget#treeWidget::branch:selected,