diff --git a/mcopidl/mcopidl.cc b/mcopidl/mcopidl.cc
index 6536e3d..a349bdf 100644
--- a/mcopidl/mcopidl.cc
+++ b/mcopidl/mcopidl.cc
@@ -2552,7 +2552,7 @@ int main(int argc, char **argv)
 	 */
 	int c;
 	bool makeTypeInfo = false;
-	while((c = getopt(argc, argv, "I:P:C:te:")) != -1)
+	while((c = getopt(argc, argv, "I:P:C:te:includ")) != -1)
 	{
 		switch(c)
 		{
@@ -2566,6 +2566,12 @@ int main(int argc, char **argv)
 				break;
 			case 'e': includedNames.push_back(optarg);
 				break;
+			case 'i': break;	// Ignore gcc's -include <header.h> option
+			case 'n': break;	// Ignore gcc's -include <header.h> option
+			case 'c': break;	// Ignore gcc's -include <header.h> option
+			case 'l': break;	// Ignore gcc's -include <header.h> option
+			case 'u': break;	// Ignore gcc's -include <header.h> option
+			case 'd': break;	// Ignore gcc's -include <header.h> option
 			default: exit_usage(argv[0]);
 				break;
 		}