diff --git a/src/verilog.y b/src/verilog.y
index a3d819f44..889e1b7a5 100644
--- a/src/verilog.y
+++ b/src/verilog.y
@@ -5898,7 +5898,8 @@ packageClassScopeList<packagep>:	// IEEE: class_type: "id [ parameter_value_assi
 	//			// In this parser <package_identifier>:: and <class_identifier>:: are indistinguishible
 	//			// If you follow the rules down, class_type is really a list via ps_class_identifier
 		packageClassScopeItem			{ $$ = $1; $<scp>$ = $<scp>1; }
-	|	packageClassScopeList packageClassScopeItem	{ $$ = $2; $<scp>$ = $<scp>2; BBUNSUP($2, "Unsupported: Nested :: references"); }
+	|	packageClassScopeList packageClassScopeItem
+			{ $$ = $2; $<scp>$ = $<scp>2; BBUNSUP($<fl>2, "Unsupported: Nested :: references"); }
 	;
 
 packageClassScopeItem<packagep>:	// IEEE: package_scope or [package_scope]::[class_scope]