diff --git a/main/main.cpp b/main/main.cpp
index 69c28f52b49..c32da362ec6 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -2094,6 +2094,7 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
 			"DISABLE_LAYER", // GH-104154 (fpsmon).
 			"DISABLE_MANGOHUD", // GH-57403.
 			"DISABLE_VKBASALT",
+			"DISABLE_FOSSILIZE", // GH-115139.
 		};
 
 #if defined(WINDOWS_ENABLED) || defined(LINUXBSD_ENABLED)