diff --git a/binaries/cuprated/Cargo.toml b/binaries/cuprated/Cargo.toml
index 52c7c6d..90c3c81 100644
--- a/binaries/cuprated/Cargo.toml
+++ b/binaries/cuprated/Cargo.toml
@@ -31,7 +31,7 @@ cuprate-txpool            = { workspace = true }
 cuprate-database          = { workspace = true, features = ["serde"] }
 cuprate-pruning           = { workspace = true }
 cuprate-test-utils        = { workspace = true }
-cuprate-types             = { workspace = true }
+cuprate-types             = { workspace = true, features = ["json"] }
 cuprate-json-rpc          = { workspace = true }
 cuprate-rpc-interface     = { workspace = true }
 cuprate-rpc-types         = { workspace = true }