diff --git a/crates/float-wasm/Cargo.toml b/crates/float-wasm/Cargo.toml
new file mode 100644
index 00000000..0cd5decc
--- /dev/null
+++ b/crates/float-wasm/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "rain-math-float-wasm"
+version = "0.1.0"
+edition = "2021"
+license = "LicenseRef-DCL-1.0"
+homepage = "https://github.com/rainlanguage/rain.math.float"
+
+[lib]
+crate-type = ["cdylib"]
+
+[dependencies]
+rain-math-float = { path = "../float" }
diff --git a/crates/float-wasm/src/lib.rs b/crates/float-wasm/src/lib.rs
new file mode 100644
index 00000000..0b627002
--- /dev/null
+++ b/crates/float-wasm/src/lib.rs
@@ -0,0 +1,8 @@
+//! WASM cdylib wrapper for `rain-math-float`.
+//!
+//! This crate exists solely to produce the cdylib artifact for WASM targets.
+//! The core library (`rain-math-float`) is rlib-only to avoid output filename
+//! collisions that cause duplicate dependency compilation in downstream
+//! consumers.
+
+pub use rain_math_float::*;
diff --git a/crates/float/Cargo.toml b/crates/float/Cargo.toml
index 8294076b..02c178ae 100644
--- a/crates/float/Cargo.toml
+++ b/crates/float/Cargo.toml
@@ -6,7 +6,7 @@ license = "LicenseRef-DCL-1.0"
 homepage = "https://github.com/rainlanguage/rain.math.float"
 
 [lib]
-crate-type = ["rlib", "cdylib"]
+crate-type = ["rlib"]
 
 [dependencies]
 alloy = { version = "1.0.9", features = ["sol-types", "json-rpc"] }
diff --git a/scripts/build.js b/scripts/build.js
index e5024cc7..318f1bb0 100644
--- a/scripts/build.js
+++ b/scripts/build.js
@@ -10,10 +10,10 @@ execSync("npm run build-wasm");
 
 // generate node/web bindgens
 execSync(
-  `wasm-bindgen --target nodejs ./target/wasm32-unknown-unknown/release/rain_math_float.wasm --out-dir ./temp/node --out-name float`
+  `wasm-bindgen --target nodejs ./target/wasm32-unknown-unknown/release/rain_math_float_wasm.wasm --out-dir ./temp/node --out-name float`
 );
 execSync(
-  `wasm-bindgen --target web ./target/wasm32-unknown-unknown/release/rain_math_float.wasm --out-dir ./temp/web --out-name float`
+  `wasm-bindgen --target web ./target/wasm32-unknown-unknown/release/rain_math_float_wasm.wasm --out-dir ./temp/web --out-name float`
 );
 
 // encode wasm as base64 into a json for cjs and esm that can be natively imported