diff --git a/tools/binpac/src/pac_scan.ll b/tools/binpac/src/pac_scan.ll
index 8ffd90fd1a..7eab510cee 100644
--- a/tools/binpac/src/pac_scan.ll
+++ b/tools/binpac/src/pac_scan.ll
@@ -222,6 +222,11 @@ ESCSEQ	(\\([^\n]|[0-7]{3}|x[[:xdigit:]]{2}))
 				return TOK_ID;
 				}
 
+<INITIAL,PP>{ID}::{ID}		{
+				yylval.id = new ID(yytext);
+				return TOK_ID;
+				}
+
 <INITIAL>"$"{ID}		{
 				yylval.id = new ID(yytext);
 				return TOK_ID;