diff --git a/src/evalvars.c b/src/evalvars.c
index fd3c937..343f636 100644
--- a/src/evalvars.c
+++ b/src/evalvars.c
@@ -1836,11 +1836,8 @@
 	return NULL;
     }
 
-    if (tv->v_type == VAR_TYPEALIAS)
-    {
-	semsg(_(e_using_typealias_as_value), tv->vval.v_typealias->ta_name);
+    if (check_typval_is_value(tv) == FAIL)
 	return NULL;
-    }
 
     if (*arg == '$')
     {