diff --git a/color-module/Cargo.toml b/color-module/Cargo.toml
index a89230f..51e2a8d 100644
--- a/color-module/Cargo.toml
+++ b/color-module/Cargo.toml
@@ -10,6 +10,8 @@ crate-type = ["cdylib"]
 [dependencies]
 color-name = "1.1.0"
 enum-iterator = "2.1.0"
+getrandom = { version = "0.3.3", features = ["wasm_js"] }
+internment = { version = "0.8.6", features = ["arc"] }
 linked-hash-map = { version = "0.5.6", features = ["serde", "serde_impl"] }
 linked_hash_set = { version = "0.1.5", features = ["serde"] }
 palette = { version = "0.7.6", features = ["serde"] }
diff --git a/color-module/build b/color-module/build
index adeb2cf..8cf31e1 100755
--- a/color-module/build
+++ b/color-module/build
@@ -1,2 +1,2 @@
 #!/bin/bash
-wasm-pack build --release --target web -d ../color_functions
+RUSTFLAGS='--cfg getrandom_backend="wasm_js"' wasm-pack build --release --target web -d ../color_functions