diff --git a/gdx-controllers-desktop/src/main/java/com/badlogic/gdx/controllers/desktop/support/JamepadController.java b/gdx-controllers-desktop/src/main/java/com/badlogic/gdx/controllers/desktop/support/JamepadController.java
index 240f3d6..96358be 100644
--- a/gdx-controllers-desktop/src/main/java/com/badlogic/gdx/controllers/desktop/support/JamepadController.java
+++ b/gdx-controllers-desktop/src/main/java/com/badlogic/gdx/controllers/desktop/support/JamepadController.java
@@ -234,7 +234,7 @@ public int getMaxButtonIndex() {
 
         maxButtonIndex = CODE_TO_BUTTON.size - 1;
         try {
-            while (maxButtonIndex >= 0 && !controllerIndex.isButtonAvailable(CODE_TO_BUTTON.get(maxButtonIndex))) {
+            while (maxButtonIndex > 0 && !controllerIndex.isButtonAvailable(CODE_TO_BUTTON.get(maxButtonIndex))) {
                 maxButtonIndex--;
             }
         } catch (ControllerUnpluggedException e) {