diff --git a/include/regexp9.h b/include/regexp9.h
index 9e1c01b..20c0c3d 100644
--- a/include/regexp9.h
+++ b/include/regexp9.h
@@ -4,7 +4,9 @@
 extern "C" { 
 #endif
 
+#ifdef AUTOLIB
 AUTOLIB(regexp9)
+#endif
 
 #include <utf.h>