diff --git a/platform/windows/godot_win.cpp b/platform/windows/godot_win.cpp
index df2d96e5162..6f1fb047068 100644
--- a/platform/windows/godot_win.cpp
+++ b/platform/windows/godot_win.cpp
@@ -136,8 +136,13 @@ int widechar_main(int argc, wchar_t **argv) {
 
 	Error err = Main::setup(argv_utf8[0], argc - 1, &argv_utf8[1]);
 
-	if (err != OK)
+	if (err != OK) {
+		for (int i = 0; i < argc; ++i) {
+			delete[] argv_utf8[i];
+		}
+		delete[] argv_utf8;
 		return 255;
+	}
 
 	if (Main::start())
 		os.run();
diff --git a/platform/x11/godot_x11.cpp b/platform/x11/godot_x11.cpp
index 6f418b213fc..f02f3cb8818 100644
--- a/platform/x11/godot_x11.cpp
+++ b/platform/x11/godot_x11.cpp
@@ -45,8 +45,10 @@ int main(int argc, char *argv[]) {
 	getcwd(cwd, PATH_MAX);
 
 	Error err = Main::setup(argv[0], argc - 1, &argv[1]);
-	if (err != OK)
+	if (err != OK) {
+		free(cwd);
 		return 255;
+	}
 
 	if (Main::start())
 		os.run(); // it is actually the OS that decides how to run