diff --git a/ecs/vars.config b/ecs/vars.config
index 8d5be12..7190a41 100644
--- a/ecs/vars.config
+++ b/ecs/vars.config
@@ -1,6 +1,7 @@
 {mysql, true}.
 {pgsql, true}.
 {sqlite, true}.
+{redis, true}.
 {zlib, true}.
 {elixir, true}.
 {iconv, true}.