diff --git a/Cargo.toml b/Cargo.toml
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,8 +28,10 @@
 serde = { version = "1.0", optional = true }
 
 [features]
-default = ["pgsql", "serialization"]
+default = ["minimal"]
+
 minimal = ["serialization"]
+full = ["pgsql", "serialization"]
 
 pgsql = ["diesel", "r2d2"]
 serialization = ["serde"]