diff --git a/ssc/sunscript.grammar b/ssc/sunscript.grammar
index bc42bc4..b38d2f0 100644
--- a/ssc/sunscript.grammar
+++ b/ssc/sunscript.grammar
@@ -159,6 +159,7 @@ term											=
 														variable_augment |
 														STRING |
 														DEC_NUMBER |
+														ADR_NUMBER |
 														HEX_NUMBER |
 														INT_NUMBER |
 														TRUE |