diff --git a/openbsc/src/osmo-bsc_nat/bsc_nat_rewrite_trie.c b/openbsc/src/osmo-bsc_nat/bsc_nat_rewrite_trie.c
index 9291c89..633fa87 100644
--- a/openbsc/src/osmo-bsc_nat/bsc_nat_rewrite_trie.c
+++ b/openbsc/src/osmo-bsc_nat/bsc_nat_rewrite_trie.c
@@ -169,7 +169,7 @@
 {
 	FILE *file;
 	char *line = NULL;
-	size_t n = 2342;
+	size_t n = 0;
 	struct nat_rewrite *res;
 
 	file = fopen(filename, "r");