diff --git a/src/c/compiler.d b/src/c/compiler.d
index 856dffa06..d0fd10234 100644
--- a/src/c/compiler.d
+++ b/src/c/compiler.d
@@ -2166,7 +2166,7 @@ OUTPUT:
 		 body)
 
 ILLEGAL_LAMBDA:
-	FEprogram_error("LAMBDA: Illegal lambda list ~S.", 0);
+	FEprogram_error("LAMBDA: Illegal lambda list ~S.", 1, CAR(lambda));
 @)
 
 static void