diff --git a/app/src/test/java/com/termux/terminal/WcWidthTest.java b/app/src/test/java/com/termux/terminal/WcWidthTest.java
index af1e5ef0..8d179c0d 100644
--- a/app/src/test/java/com/termux/terminal/WcWidthTest.java
+++ b/app/src/test/java/com/termux/terminal/WcWidthTest.java
@@ -60,4 +60,8 @@ public class WcWidthTest extends TestCase {
 		assertWidthIs(2, 0x11A3);
 	}
 
+    public void testKoala() {
+        assertWidthIs(1, 0x1F428);
+    }
+
 }