diff --git a/src/economy.cpp b/src/economy.cpp
index a6e39baffe..5bbaba1547 100644
--- a/src/economy.cpp
+++ b/src/economy.cpp
@@ -804,7 +804,7 @@ static void CompaniesGenStatistics()
 	cur_company.Restore();
 
 	/* Only run the economic statics and update company stats every 3rd month (1st of quarter). */
-	if ((EconTime::CurMonth() % 3) == 0) return;
+	if ((EconTime::CurMonth() % 3) != 0) return;
 
 	for (Company *c : Company::Iterate()) {
 		/* Drop the oldest history off the end */