diff --git a/drivers/mfd/wcd9xxx-core.c b/drivers/mfd/wcd9xxx-core.c
index 2f31f24ca496ecb1fb9843bddac7c4c01c33e312..7c2054b2c0486ff42c98fee16038b7041027cf6b 100644
--- a/drivers/mfd/wcd9xxx-core.c
+++ b/drivers/mfd/wcd9xxx-core.c
@@ -2101,19 +2101,19 @@ static int wcd9xxx_slim_probe(struct slim_device *slim)
 		("wcd9xxx_core", 0);
 	if (!IS_ERR(debugfs_wcd9xxx_dent)) {
 		debugfs_peek = debugfs_create_file("slimslave_peek",
-		S_IFREG | S_IRUGO, debugfs_wcd9xxx_dent,
+		S_IFREG | S_IRUSR, debugfs_wcd9xxx_dent,
 		(void *) "slimslave_peek", &codec_debug_ops);
 
 		debugfs_poke = debugfs_create_file("slimslave_poke",
-		S_IFREG | S_IRUGO, debugfs_wcd9xxx_dent,
+		S_IFREG | S_IRUSR, debugfs_wcd9xxx_dent,
 		(void *) "slimslave_poke", &codec_debug_ops);
 
 		debugfs_power_state = debugfs_create_file("power_state",
-		S_IFREG | S_IRUGO, debugfs_wcd9xxx_dent,
+		S_IFREG | S_IRUSR, debugfs_wcd9xxx_dent,
 		(void *) "power_state", &codec_debug_ops);
 
 		debugfs_reg_dump = debugfs_create_file("slimslave_reg_dump",
-		S_IFREG | S_IRUGO, debugfs_wcd9xxx_dent,
+		S_IFREG | S_IRUSR, debugfs_wcd9xxx_dent,
 		(void *) "slimslave_reg_dump", &codec_debug_ops);
 	}
 #endif