diff --git a/Tests/VSGNUFortran/c_code/main.c b/Tests/VSGNUFortran/c_code/main.c
index 391bf26fdc..9157cc5f3e 100644
--- a/Tests/VSGNUFortran/c_code/main.c
+++ b/Tests/VSGNUFortran/c_code/main.c
@@ -1,4 +1,4 @@
-#include <HelloWorldFCMangle.h> // created by FortranCInterface
+#include <HelloWorldFCMangle.h> /* created by FortranCInterface */
 extern void FC_hello(void);
 int main()
 {