diff --git a/vlib/v/slow_tests/inout/in_expr_callexpr.vv b/vlib/v/slow_tests/inout/in_expr_callexpr.vv
index ce2e227218e5a1..b64c098d32402e 100644
--- a/vlib/v/slow_tests/inout/in_expr_callexpr.vv
+++ b/vlib/v/slow_tests/inout/in_expr_callexpr.vv
@@ -1,10 +1,10 @@
 fn t() bool {
-	println('${@FN}')
+	println(@FN)
 	return true
 }
 
 fn t2() int {
-	println('${@FN}')
+	println(@FN)
 	return 2
 }