diff --git a/roa-pg/Cargo.toml b/roa-pg/Cargo.toml
index 1321fa0..9264bfb 100644
--- a/roa-pg/Cargo.toml
+++ b/roa-pg/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "roa-pg"
-version = "0.5.0"
+version = "0.5.1"
 authors = ["Hexilee <i@hexilee.me>"]
 edition = "2018"
 license = "MIT"
@@ -33,3 +33,11 @@ roa = { path = "../roa", version = "0.5.0" }
 
 [features]
 docs = ["roa/docs"]
+with-bit-vec-0_6 = ["tokio-postgres/with-bit-vec-0_6"]
+with-chrono-0_4 = ["tokio-postgres/with-chrono-0_4"]
+with-eui48-0_4 = ["tokio-postgres/with-eui48-0_4"]
+with-geo-types-0_4 = ["tokio-postgres/with-geo-types-0_4"]
+with-serde_json-1 = ["tokio-postgres/with-serde_json-1"]
+with-uuid-0_8 = ["tokio-postgres/with-uuid-0_8"]
+with-time-0_2 = ["tokio-postgres/with-time-0_2"]
+