From 6f3c772939463c97a4a8a8371db42b8f4b181c68 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@hornquist.se>
Date: Tue, 19 Feb 2019 02:31:35 +0100
Subject: No idea, to tired.

---
 trie.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'trie.cpp')

diff --git a/trie.cpp b/trie.cpp
index 729277bd..a3446a97 100644
--- a/trie.cpp
+++ b/trie.cpp
@@ -68,7 +68,7 @@ int trie<T>::push_back (const char* key, const T& item) {
 }
 
 template <class T>
-T& trie<T>::operator[] (char* key) {
+T& trie<T>::operator[] (const char* key) {
 	trie_node<T>* n = this->root->child;
 	char* subkey = key;
 
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