diff --git a/musicdb-client/Cargo.toml b/musicdb-client/Cargo.toml
index 706e7bd..deb13f8 100755
--- a/musicdb-client/Cargo.toml
+++ b/musicdb-client/Cargo.toml
@@ -12,9 +12,9 @@ musicdb-lib = { version = "0.1.0", path = "../musicdb-lib" }
 regex = "1.9.3"
 speedy2d = { version = "1.12.0", optional = true }
 toml = "0.7.6"
-# mers_lib = { path = "../../mers/mers_lib", optional = true }
+mers_lib = { version = "0.3.1", optional = true }
 
 [features]
 default = ["speedy2d"]
 playback = ["musicdb-lib/playback"]
-# merscfg = ["mers_lib"]
+merscfg = ["mers_lib"]