diff --git a/include/linux/platform_data/isl9305.h b/include/linux/platform_data/isl9305.h
index 1419133fa69e9be9ad07e55690fb8abeff966e32..4ac1a070af0a1967f59c02e3b18363ba83e7552f 100644
--- a/include/linux/platform_data/isl9305.h
+++ b/include/linux/platform_data/isl9305.h
@@ -24,7 +24,7 @@
 struct regulator_init_data;
 
 struct isl9305_pdata {
-	struct regulator_init_data *init_data[ISL9305_MAX_REGULATOR];
+	struct regulator_init_data *init_data[ISL9305_MAX_REGULATOR + 1];
 };
 
 #endif