1 files changed, 1 insertions, 1 deletions
diff --git a/economy.h b/economy.h
index 404f5ded7..00c7ce4dd 100644
--- a/economy.h
+++ b/economy.h
@@ -60,7 +60,7 @@ void UpdatePlayerHouse(Player *p, uint score);
 
 
 VARDEF Subsidy _subsidies[MAX_PLAYERS];
-Pair SetupSubsidyDecodeParam(Subsidy *s, bool mode);
+Pair SetupSubsidyDecodeParam(const Subsidy* s, bool mode);
 void DeleteSubsidyWithIndustry(uint16 index);
 void DeleteSubsidyWithStation(uint16 index);