1 files changed, 1 insertions, 1 deletions
diff --git a/ai.c b/ai.c
index 3fce9f316..857ef9ab2 100644
--- a/ai.c
+++ b/ai.c
@@ -2772,7 +2772,7 @@ static const uint16 _ai_road_table_and[4] = {
 	0x2A00,
 };
 
-bool AiCheckRoadFinished(Player *p)
+static bool AiCheckRoadFinished(Player *p)
 {
 	AiRoadEnum are;
 	uint tile;