diff --git a/src/mixer_plugin.c b/src/mixer_plugin.c
index 9f22b7e..34117a9 100644
--- a/src/mixer_plugin.c
+++ b/src/mixer_plugin.c
@@ -95,7 +95,7 @@
     einfo->count = 1;
     einfo->value.enumerated.items = val->items;
 
-    if (einfo->value.enumerated.item > val->items)
+    if (einfo->value.enumerated.item >= val->items)
         return -EINVAL;
 
     strncpy(einfo->value.enumerated.name,