diff --git a/trie/trie.c b/trie/trie.c
index e275698..de7146e 100644
--- a/trie/trie.c
+++ b/trie/trie.c
@@ -1,6 +1,5 @@
 #include "trie.h"
 
-#define READ_MODE "r"
 #define RULE_NOT_FOUND -1
 #define GET_BIT(key, bit) ( ( key.s[ bit / 16 ] & (1u << (15 - bit % 16)) ) != 0 )
 
@@ -84,6 +83,7 @@ int trie_search(trie_holder_t t, ipv6_t key) {
 #define RULES_FILE "../data/routing-data"
 #define TEST_FILE "../data/test-data"
 #define TEST_ROWS 5721
+#define READ_MODE "r"
 
 int parse_line(ipv6_t* key, int* val, int* mask, FILE* f) { /*! assumes only good input */
     memset(key, 0, sizeof(ipv6_t));