diff --git a/lm-c99/ig-c99.ysl2 b/lm-c99/ig-c99.ysl2
index 47c3191..e08196d 100644
--- a/lm-c99/ig-c99.ysl2
+++ b/lm-c99/ig-c99.ysl2
@@ -3,12 +3,9 @@
 
 include yslt.yml2
 
-
 tstylesheet {
-    include standardlib.ysl2
     include idl_api.ysl2
 
-
     // ----------------------------------------------------------------------
     // pEpACIDLang LM-C99-API
     // The C99 Language mapping API