1 files changed, 1 insertions, 1 deletions

diff --git a/opentracker.c b/opentracker.c
index 0af0d17..96a265a 100644
--- a/opentracker.c
+++ b/opentracker.c
@@ -305,7 +305,7 @@ static void listen_bind_one(ot_listen *entry) {
 
 #ifdef _DEBUG
   {
-    char *protos[] = {"TCP", "UDP", "UDP mcast"};
+    const char *protos[] = {"TCP", "UDP", "UDP mcast"};
     char  _debug[512];
     int   off  = snprintf(_debug, sizeof(_debug), "Binding socket type %s to address [", protos[entry->proto]);
     off       += ip_format(_debug + off, entry->ip);