diff --git a/Cargo.lock b/Cargo.lock
index d98b7fd8e..1296a517f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -869,6 +869,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dacdec97876ef3ede8c50efc429220641a0b11ba0048b4b0c357bccbc47c5204"
 dependencies = [
  "num-traits",
+ "serde",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 52b25cfde..2e4ea13a8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ near-proximity = { git = "https://github.com/Kerollmops/plane-sweep-proximity",
 num-traits = "0.2.14"
 obkv = "0.1.0"
 once_cell = "1.4.0"
-ordered-float = "2.0.0"
+ordered-float = { version = "2.0.0", features = ["serde"] }
 rayon = "1.3.1"
 regex = "1.4.2"
 ringtail = "0.3.0"
diff --git a/src/facet/mod.rs b/src/facet/mod.rs
index 9ec99f2d3..274d2588d 100644
--- a/src/facet/mod.rs
+++ b/src/facet/mod.rs
@@ -1,4 +1,6 @@
 mod facet_type;
+mod facet_value;
 pub mod value_encoding;
 
 pub use self::facet_type::FacetType;
+pub use self::facet_value::FacetValue;