diff --git a/src/OpenRCT2.cpp b/src/OpenRCT2.cpp
index 6717a53a8e..fb496d3235 100644
--- a/src/OpenRCT2.cpp
+++ b/src/OpenRCT2.cpp
@@ -243,7 +243,6 @@ extern "C"
                 title_load();
                 break;
             case STARTUP_ACTION_OPEN:
-                Guard::Assert(gOpenRCT2StartupActionPath != nullptr);
                 if (!rct2_open_file(gOpenRCT2StartupActionPath))
                 {
                     fprintf(stderr, "Failed to load '%s'", gOpenRCT2StartupActionPath);