diff --git a/src/test/java/com/clubobsidian/wrappy/test/config/TestNonStringKeys.java b/src/test/java/com/clubobsidian/wrappy/test/config/TestNonStringKeys.java
index dac0098..721190c 100644
--- a/src/test/java/com/clubobsidian/wrappy/test/config/TestNonStringKeys.java
+++ b/src/test/java/com/clubobsidian/wrappy/test/config/TestNonStringKeys.java
@@ -23,4 +23,10 @@ public void testIntegerKey() {
     public void testGetKeys() {
         assertTrue(config.getKeys().size() > 0);
     }
+
+    @Test
+    public void testSetKey() {
+        config.set(123, 124);
+        assertTrue(124 == config.getInteger(123));
+    }
 }
\ No newline at end of file