diff --git a/http_parser.c b/http_parser.c
index c2df0cc..6e1198b 100644
--- a/http_parser.c
+++ b/http_parser.c
@@ -337,32 +337,32 @@ size_t http_parser_execute (http_parser *parser,
 
         CALLBACK2(message_begin);
 
-	if (ch == 'H')
-	  state = s_res_or_resp_H;
-	else {
-	  parser->type = HTTP_REQUEST;
-	  if (ch < 'A' || 'Z' < ch) goto error;
-	  parser->buffer[0] = ch;
-	  index = 0;
-	  state = s_req_method;
-	}
-	break;
+        if (ch == 'H')
+          state = s_res_or_resp_H;
+        else {
+          parser->type = HTTP_REQUEST;
+          if (ch < 'A' || 'Z' < ch) goto error;
+          parser->buffer[0] = ch;
+          index = 0;
+          state = s_req_method;
+        }
+        break;
       }
 
       case s_res_or_resp_H:
-	if (ch == 'T') {
-	  parser->type = HTTP_RESPONSE;
-	  state = s_res_HT;
-	} else {
-	  if (ch < 'A' || 'Z' < ch) goto error;
-	  parser->type = HTTP_REQUEST;
-	  parser->method = (enum http_method) 0;
-	  parser->buffer[0] = 'H';
-	  parser->buffer[1] = ch;
-	  index = 1;
-	  state = s_req_method;
-	}
-	break;
+        if (ch == 'T') {
+          parser->type = HTTP_RESPONSE;
+          state = s_res_HT;
+        } else {
+          if (ch < 'A' || 'Z' < ch) goto error;
+          parser->type = HTTP_REQUEST;
+          parser->method = (enum http_method) 0;
+          parser->buffer[0] = 'H';
+          parser->buffer[1] = ch;
+          index = 1;
+          state = s_req_method;
+        }
+        break;
 
       case s_start_res:
       {
@@ -622,7 +622,7 @@ size_t http_parser_execute (http_parser *parser,
               break;
 
             case 9:
-              if (ngx_str9cmp(parser->buffer, 
+              if (ngx_str9cmp(parser->buffer,
                     'P', 'R', 'O', 'P', 'P', 'A', 'T', 'C', 'H')) {
                 parser->method = HTTP_PROPPATCH;
                 break;
diff --git a/test.c b/test.c
index 4866a51..6ef481d 100644
--- a/test.c
+++ b/test.c
@@ -1217,67 +1217,67 @@ test_scan (const struct message *r1, const struct message *r2, const struct mess
     for (j = 2; j < total_len; j ++ ) {
       for (i = 1; i < j; i ++ ) {
 
-	if (ops % 1000 == 0)  {
-	  printf("\b\b\b\b%3.0f%%", 100 * (float)ops /(float)total_ops);
-	  fflush(stdout);
-	}
-	ops += 1;
-
-	parser_init(type_both ? HTTP_BOTH : r1->type);
-
-	buf1_len = i;
-	strncpy(buf1, total, buf1_len);
-	buf1[buf1_len] = 0;
-
-	buf2_len = j - i;
-	strncpy(buf2, total+i, buf2_len);
-	buf2[buf2_len] = 0;
-
-	buf3_len = total_len - j;
-	strncpy(buf3, total+j, buf3_len);
-	buf3[buf3_len] = 0;
-
-	read = parse(buf1, buf1_len);
-	if (read != buf1_len) {
-	  print_error(buf1, read);
-	  goto error;
-	}
-
-	read = parse(buf2, buf2_len);
-	if (read != buf2_len) {
-	  print_error(buf2, read);
-	  goto error;
-	}
-
-	read = parse(buf3, buf3_len);
-	if (read != buf3_len) {
-	  print_error(buf3, read);
-	  goto error;
-	}
-
-	parse(NULL, 0);
-
-	if (3 != num_messages) {
-	  fprintf(stderr, "\n\nParser didn't see 3 messages only %d\n", num_messages);
-	  goto error;
-	}
-
-	if (!message_eq(0, r1)) {
-	  fprintf(stderr, "\n\nError matching messages[0] in test_scan.\n");
-	  goto error;
-	}
-
-	if (!message_eq(1, r2)) {
-	  fprintf(stderr, "\n\nError matching messages[1] in test_scan.\n");
-	  goto error;
-	}
-
-	if (!message_eq(2, r3)) {
-	  fprintf(stderr, "\n\nError matching messages[2] in test_scan.\n");
-	  goto error;
-	}
-
-	parser_free();
+        if (ops % 1000 == 0)  {
+          printf("\b\b\b\b%3.0f%%", 100 * (float)ops /(float)total_ops);
+          fflush(stdout);
+        }
+        ops += 1;
+
+        parser_init(type_both ? HTTP_BOTH : r1->type);
+
+        buf1_len = i;
+        strncpy(buf1, total, buf1_len);
+        buf1[buf1_len] = 0;
+
+        buf2_len = j - i;
+        strncpy(buf2, total+i, buf2_len);
+        buf2[buf2_len] = 0;
+
+        buf3_len = total_len - j;
+        strncpy(buf3, total+j, buf3_len);
+        buf3[buf3_len] = 0;
+
+        read = parse(buf1, buf1_len);
+        if (read != buf1_len) {
+          print_error(buf1, read);
+          goto error;
+        }
+
+        read = parse(buf2, buf2_len);
+        if (read != buf2_len) {
+          print_error(buf2, read);
+          goto error;
+        }
+
+        read = parse(buf3, buf3_len);
+        if (read != buf3_len) {
+          print_error(buf3, read);
+          goto error;
+        }
+
+        parse(NULL, 0);
+
+        if (3 != num_messages) {
+          fprintf(stderr, "\n\nParser didn't see 3 messages only %d\n", num_messages);
+          goto error;
+        }
+
+        if (!message_eq(0, r1)) {
+          fprintf(stderr, "\n\nError matching messages[0] in test_scan.\n");
+          goto error;
+        }
+
+        if (!message_eq(1, r2)) {
+          fprintf(stderr, "\n\nError matching messages[1] in test_scan.\n");
+          goto error;
+        }
+
+        if (!message_eq(2, r3)) {
+          fprintf(stderr, "\n\nError matching messages[2] in test_scan.\n");
+          goto error;
+        }
+
+        parser_free();
       }
     }
   }