diff --git a/postgres-types/Cargo.toml b/postgres-types/Cargo.toml
index bf011251b..33296db2c 100644
--- a/postgres-types/Cargo.toml
+++ b/postgres-types/Cargo.toml
@@ -13,6 +13,7 @@ categories = ["database"]
 [features]
 derive = ["postgres-derive"]
 array-impls = ["array-init"]
+js = ["postgres-protocol/js"]
 with-bit-vec-0_6 = ["bit-vec-06"]
 with-cidr-0_2 = ["cidr-02"]
 with-chrono-0_4 = ["chrono-04"]
diff --git a/tokio-postgres/Cargo.toml b/tokio-postgres/Cargo.toml
index b3e56314f..2e080cfb2 100644
--- a/tokio-postgres/Cargo.toml
+++ b/tokio-postgres/Cargo.toml
@@ -40,7 +40,7 @@ with-uuid-0_8 = ["postgres-types/with-uuid-0_8"]
 with-uuid-1 = ["postgres-types/with-uuid-1"]
 with-time-0_2 = ["postgres-types/with-time-0_2"]
 with-time-0_3 = ["postgres-types/with-time-0_3"]
-js = ["postgres-protocol/js"]
+js = ["postgres-protocol/js", "postgres-types/js"]
 
 [dependencies]
 async-trait = "0.1"