diff --git a/asn1/s1ap/s1ap.cnf b/asn1/s1ap/s1ap.cnf
index 394013563a..d63eefda62 100644
--- a/asn1/s1ap/s1ap.cnf
+++ b/asn1/s1ap/s1ap.cnf
@@ -165,19 +165,19 @@ MAX_VAL = asn1_param_get_integer(%(ACTX)s,"upperBound")
   offset = dissect_per_octet_string(tvb, offset, actx, tree, hf_index,
                                        NO_BOUND, NO_BOUND, FALSE, &parameter_tvb);
 
-if (!parameter_tvb)
- return offset;
+  if (!parameter_tvb)
+    return offset;
 
- length = tvb_length(parameter_tvb);
+  length = tvb_length(parameter_tvb);
  
- for (p_offset=0; p_offset < length; p_offset++){
+  is_ascii = TRUE;
+  for (p_offset=0; p_offset < length; p_offset++){
 	 if(!isalpha(tvb_get_guint8(parameter_tvb, p_offset ))){
 		is_ascii = FALSE;
 		break;
 	 }
-	 is_ascii = TRUE;
- }
- if (is_ascii)
+  }
+  if (is_ascii)
   		proto_item_append_text(actx->created_item,"(%%s)",tvb_format_text(parameter_tvb, 0, length));
 
 #.END
@@ -515,4 +515,4 @@ LocationReportingControl				N s1ap.proc.imsg id-LocationReportingControl
 LocationReportingFailureIndication		N s1ap.proc.imsg id-LocationReportingFailureIndication
 
 LocationReport							N s1ap.proc.imsg id-LocationReport
-#.END
\ No newline at end of file
+#.END
diff --git a/epan/dissectors/packet-s1ap.c b/epan/dissectors/packet-s1ap.c
index bec3a69337..be211512dc 100644
--- a/epan/dissectors/packet-s1ap.c
+++ b/epan/dissectors/packet-s1ap.c
@@ -1757,19 +1757,19 @@ dissect_s1ap_ENBname(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, pr
   offset = dissect_per_octet_string(tvb, offset, actx, tree, hf_index,
                                        NO_BOUND, NO_BOUND, FALSE, &parameter_tvb);
 
-if (!parameter_tvb)
- return offset;
+  if (!parameter_tvb)
+    return offset;
 
- length = tvb_length(parameter_tvb);
+  length = tvb_length(parameter_tvb);
  
- for (p_offset=0; p_offset < length; p_offset++){
+  is_ascii = TRUE;
+  for (p_offset=0; p_offset < length; p_offset++){
 	 if(!isalpha(tvb_get_guint8(parameter_tvb, p_offset ))){
 		is_ascii = FALSE;
 		break;
 	 }
-	 is_ascii = TRUE;
- }
- if (is_ascii)
+  }
+  if (is_ascii)
   		proto_item_append_text(actx->created_item,"(%s)",tvb_format_text(parameter_tvb, 0, length));