diff --git a/source/6LoWPAN/ws/ws_ie_lib.c b/source/6LoWPAN/ws/ws_ie_lib.c
index e4f3da9c103..890b6f175f6 100644
--- a/source/6LoWPAN/ws/ws_ie_lib.c
+++ b/source/6LoWPAN/ws/ws_ie_lib.c
@@ -485,8 +485,8 @@ bool ws_wp_nested_pan_read(uint8_t *data, uint16_t length, struct ws_pan_informa
 
     pan_congiguration->pan_size = common_read_16_bit_inverse(nested_payload_ie.content_ptr);
     pan_congiguration->routing_cost = common_read_16_bit_inverse(nested_payload_ie.content_ptr + 2);
-    pan_congiguration->use_parent_bs = (nested_payload_ie.content_ptr[4] & 0x10) == 0x10;
-    pan_congiguration->rpl_routing_method = (nested_payload_ie.content_ptr[4] & 0x20) == 0x20;
+    pan_congiguration->use_parent_bs = (nested_payload_ie.content_ptr[4] & 0x01) == 0x01;
+    pan_congiguration->rpl_routing_method = (nested_payload_ie.content_ptr[4] & 0x02) == 0x02;
     pan_congiguration->version = (nested_payload_ie.content_ptr[4]& 0xe0) >> 5;
 
     return true;