diff --git a/src/vars.c b/src/vars.c
index e71d7f1..8690863 100644
--- a/src/vars.c
+++ b/src/vars.c
@@ -864,7 +864,7 @@
 
 static struct sample_fetch_kw_list sample_fetch_keywords = {ILH, {
 
-	{ "var", smp_fetch_var, ARG1(1,STR), smp_check_var, SMP_T_STR, SMP_USE_INTRN },
+	{ "var", smp_fetch_var, ARG1(1,STR), smp_check_var, SMP_T_STR, SMP_USE_CONST },
 	{ /* END */ },
 }};