diff --git a/xighlight.c b/xighlight.c
index 02139a0..5dffb16 100644
--- a/xighlight.c
+++ b/xighlight.c
@@ -346,6 +346,8 @@ int main (int argc, char * * argv) {
 			highlight_common_assembly ();
 		} else if (select == file_type_flat_assembly) {
 			highlight_flat_assembly ();
+		} else if (select == file_type_fortran_90) {
+			highlight_fortran ();
 		} else {
 			highlight_common ();
 		}