diff --git a/src/openrct2.h b/src/OpenRCT2.h
similarity index 100%
rename from src/openrct2.h
rename to src/OpenRCT2.h
diff --git a/src/rct2/interop.c b/src/rct2/interop.c
index d8b952a3fb..792069186c 100644
--- a/src/rct2/interop.c
+++ b/src/rct2/interop.c
@@ -32,7 +32,7 @@
 
 #include "../addresses.h"
 #include "../hook.h"
-#include "../openrct2.h"
+#include "../OpenRCT2.h"
 #include "../util/sawyercoding.h"
 #include "../util/util.h"
 #include "interop.h"