diff --git a/src/icons.qrc b/src/icons.qrc
index 7646d2b..41d5fd4 100644
--- a/src/icons.qrc
+++ b/src/icons.qrc
@@ -1 +1,5 @@
-<RCC/>
+<RCC>
+    <qresource prefix="/">
+        <file>resources/down_arrow.svg</file>
+    </qresource>
+</RCC>
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 51861c6..c0cf3f2 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -44,6 +44,11 @@ void MainWindow::initStyle()
         width: 20px;
     }
 
+    QComboBox::down-arrow {
+        image: url(:/resources/down_arrow.svg);
+        width: 12px;
+        height: 16px;
+    }
     QComboBox QAbstractItemView {
         background-color: #FFFFFF;
         border: 1px solid #E5E7EB;
diff --git a/src/resources/down_arrow_4B5563.svg b/src/resources/down_arrow.svg
similarity index 100%
rename from src/resources/down_arrow_4B5563.svg
rename to src/resources/down_arrow.svg