diff --git a/README b/README
index 0582986ecdbae647bc33589de0151c165ef07a50..4be700a22ea5abce8c2fc5ce666ce9adb6a22c5b 100644
--- a/README
+++ b/README
@@ -7,7 +7,7 @@ Directors for LTEsim:
    applications/    		application protocols
      diameter/          	diameter base protocol
      diameters6a/	     	diameter application for s6a interface
-     s1ap/   		     s1ap protocol
+     s1ap/   		        s1ap protocol
    util/			general utility classes
      asn/			utility classes for ASN.1 encoding/decoding
      headerserializers/		serialize/parse methods for LTE protocols